Home / 52,417.20-72,330.22-30,614.16

Finding the Fourth Proportional to 52,417.20, 72,330.22 and 30,614.16

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Solution

The fourth proportional to 52,417.20, 72,330.22 and 30,614.16 is: 42,244.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,417.20 : 72,330.22 = 30,614.16 : x
  2. Step 2: Convert to fraction form
    52,417.20/72,330.22 = 30,614.16/x
  3. Step 3: Cross multiply
    52,417.20x = 72,330.22 × 30,614.16
  4. Step 4: Simplify right side
    52,417.20x = 2,214,328,927.92
  5. Step 5: Solve for x
    x = 2,214,328,927.92/52,417.20
  6. Step 6: Final answer
    x = 42,244.32

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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.