Home / 42,389.20-58,502.28-23,532.40

Finding the Fourth Proportional to 42,389.20, 58,502.28 and 23,532.40

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Solution

The fourth proportional to 42,389.20, 58,502.28 and 23,532.40 is: 32,477.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,389.20 : 58,502.28 = 23,532.40 : x
  2. Step 2: Convert to fraction form
    42,389.20/58,502.28 = 23,532.40/x
  3. Step 3: Cross multiply
    42,389.20x = 58,502.28 × 23,532.40
  4. Step 4: Simplify right side
    42,389.20x = 1,376,699,053.87
  5. Step 5: Solve for x
    x = 1,376,699,053.87/42,389.20
  6. Step 6: Final answer
    x = 32,477.59

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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.