Home / 39,348.69-54,301.84-21,444.45

Finding the Fourth Proportional to 39,348.69, 54,301.84 and 21,444.45

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Solution

The fourth proportional to 39,348.69, 54,301.84 and 21,444.45 is: 29,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,348.69 : 54,301.84 = 21,444.45 : x
  2. Step 2: Convert to fraction form
    39,348.69/54,301.84 = 21,444.45/x
  3. Step 3: Cross multiply
    39,348.69x = 54,301.84 × 21,444.45
  4. Step 4: Simplify right side
    39,348.69x = 1,164,472,956.17
  5. Step 5: Solve for x
    x = 1,164,472,956.17/39,348.69
  6. Step 6: Final answer
    x = 29,593.69

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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.