Home / 39,349.67-54,302.61-21,444.66

Finding the Fourth Proportional to 39,349.67, 54,302.61 and 21,444.66

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Solution

The fourth proportional to 39,349.67, 54,302.61 and 21,444.66 is: 29,593.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,349.67 : 54,302.61 = 21,444.66 : x
  2. Step 2: Convert to fraction form
    39,349.67/54,302.61 = 21,444.66/x
  3. Step 3: Cross multiply
    39,349.67x = 54,302.61 × 21,444.66
  4. Step 4: Simplify right side
    39,349.67x = 1,164,501,212.20
  5. Step 5: Solve for x
    x = 1,164,501,212.20/39,349.67
  6. Step 6: Final answer
    x = 29,593.68

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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.