Home / 38,816.82-58,225.23-30,988.98

Finding the Fourth Proportional to 38,816.82, 58,225.23 and 30,988.98

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Solution

The fourth proportional to 38,816.82, 58,225.23 and 30,988.98 is: 46,483.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,816.82 : 58,225.23 = 30,988.98 : x
  2. Step 2: Convert to fraction form
    38,816.82/58,225.23 = 30,988.98/x
  3. Step 3: Cross multiply
    38,816.82x = 58,225.23 × 30,988.98
  4. Step 4: Simplify right side
    38,816.82x = 1,804,340,487.97
  5. Step 5: Solve for x
    x = 1,804,340,487.97/38,816.82
  6. Step 6: Final answer
    x = 46,483.47

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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.