Home / 39,675.47-54,743.59-22,898.75

Finding the Fourth Proportional to 39,675.47, 54,743.59 and 22,898.75

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Solution

The fourth proportional to 39,675.47, 54,743.59 and 22,898.75 is: 31,595.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,675.47 : 54,743.59 = 22,898.75 : x
  2. Step 2: Convert to fraction form
    39,675.47/54,743.59 = 22,898.75/x
  3. Step 3: Cross multiply
    39,675.47x = 54,743.59 × 22,898.75
  4. Step 4: Simplify right side
    39,675.47x = 1,253,559,781.51
  5. Step 5: Solve for x
    x = 1,253,559,781.51/39,675.47
  6. Step 6: Final answer
    x = 31,595.34

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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.