Home / 42,624.48-58,751.28-28,472.16

Finding the Fourth Proportional to 42,624.48, 58,751.28 and 28,472.16

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Solution

The fourth proportional to 42,624.48, 58,751.28 and 28,472.16 is: 39,244.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,624.48 : 58,751.28 = 28,472.16 : x
  2. Step 2: Convert to fraction form
    42,624.48/58,751.28 = 28,472.16/x
  3. Step 3: Cross multiply
    42,624.48x = 58,751.28 × 28,472.16
  4. Step 4: Simplify right side
    42,624.48x = 1,672,775,844.36
  5. Step 5: Solve for x
    x = 1,672,775,844.36/42,624.48
  6. Step 6: Final answer
    x = 39,244.49

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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.