Home / 39,466.52-54,465.15-21,562.89

Finding the Fourth Proportional to 39,466.52, 54,465.15 and 21,562.89

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Solution

The fourth proportional to 39,466.52, 54,465.15 and 21,562.89 is: 29,757.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,466.52 : 54,465.15 = 21,562.89 : x
  2. Step 2: Convert to fraction form
    39,466.52/54,465.15 = 21,562.89/x
  3. Step 3: Cross multiply
    39,466.52x = 54,465.15 × 21,562.89
  4. Step 4: Simplify right side
    39,466.52x = 1,174,426,038.28
  5. Step 5: Solve for x
    x = 1,174,426,038.28/39,466.52
  6. Step 6: Final answer
    x = 29,757.53

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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.