Home / 39,925.68-55,079.64-23,148.96

Finding the Fourth Proportional to 39,925.68, 55,079.64 and 23,148.96

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Solution

The fourth proportional to 39,925.68, 55,079.64 and 23,148.96 is: 31,935.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,925.68 : 55,079.64 = 23,148.96 : x
  2. Step 2: Convert to fraction form
    39,925.68/55,079.64 = 23,148.96/x
  3. Step 3: Cross multiply
    39,925.68x = 55,079.64 × 23,148.96
  4. Step 4: Simplify right side
    39,925.68x = 1,275,036,383.17
  5. Step 5: Solve for x
    x = 1,275,036,383.17/39,925.68
  6. Step 6: Final answer
    x = 31,935.25

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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.