Home / 39,967.53-55,148.29-22,967.79

Finding the Fourth Proportional to 39,967.53, 55,148.29 and 22,967.79

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Solution

The fourth proportional to 39,967.53, 55,148.29 and 22,967.79 is: 31,691.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,967.53 : 55,148.29 = 22,967.79 : x
  2. Step 2: Convert to fraction form
    39,967.53/55,148.29 = 22,967.79/x
  3. Step 3: Cross multiply
    39,967.53x = 55,148.29 × 22,967.79
  4. Step 4: Simplify right side
    39,967.53x = 1,266,634,286.16
  5. Step 5: Solve for x
    x = 1,266,634,286.16/39,967.53
  6. Step 6: Final answer
    x = 31,691.58

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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.