Home / 42,886.08-64,330.56-38,016.36

Finding the Fourth Proportional to 42,886.08, 64,330.56 and 38,016.36

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Solution

The fourth proportional to 42,886.08, 64,330.56 and 38,016.36 is: 57,025.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,886.08 : 64,330.56 = 38,016.36 : x
  2. Step 2: Convert to fraction form
    42,886.08/64,330.56 = 38,016.36/x
  3. Step 3: Cross multiply
    42,886.08x = 64,330.56 × 38,016.36
  4. Step 4: Simplify right side
    42,886.08x = 2,445,613,727.96
  5. Step 5: Solve for x
    x = 2,445,613,727.96/42,886.08
  6. Step 6: Final answer
    x = 57,025.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.