Home / 34,098.30-47,050.47-18,990.18

Finding the Fourth Proportional to 34,098.30, 47,050.47 and 18,990.18

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Solution

The fourth proportional to 34,098.30, 47,050.47 and 18,990.18 is: 26,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,098.30 : 47,050.47 = 18,990.18 : x
  2. Step 2: Convert to fraction form
    34,098.30/47,050.47 = 18,990.18/x
  3. Step 3: Cross multiply
    34,098.30x = 47,050.47 × 18,990.18
  4. Step 4: Simplify right side
    34,098.30x = 893,496,894.38
  5. Step 5: Solve for x
    x = 893,496,894.38/34,098.30
  6. Step 6: Final answer
    x = 26,203.56

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.