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Finding the Fourth Proportional to 32,929.40, 49,337.40 and 15,363.20

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Solution

The fourth proportional to 32,929.40, 49,337.40 and 15,363.20 is: 23,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,929.40 : 49,337.40 = 15,363.20 : x
  2. Step 2: Convert to fraction form
    32,929.40/49,337.40 = 15,363.20/x
  3. Step 3: Cross multiply
    32,929.40x = 49,337.40 × 15,363.20
  4. Step 4: Simplify right side
    32,929.40x = 757,980,343.68
  5. Step 5: Solve for x
    x = 757,980,343.68/32,929.40
  6. Step 6: Final answer
    x = 23,018.35

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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.