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Finding the Fourth Proportional to 58,675.40, 88,013.10 and 19,233.80

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Solution

The fourth proportional to 58,675.40, 88,013.10 and 19,233.80 is: 28,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,675.40 : 88,013.10 = 19,233.80 : x
  2. Step 2: Convert to fraction form
    58,675.40/88,013.10 = 19,233.80/x
  3. Step 3: Cross multiply
    58,675.40x = 88,013.10 × 19,233.80
  4. Step 4: Simplify right side
    58,675.40x = 1,692,826,362.78
  5. Step 5: Solve for x
    x = 1,692,826,362.78/58,675.40
  6. Step 6: Final answer
    x = 28,850.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.