Home / 38,872.08-58,267.76-18,851.93

Finding the Fourth Proportional to 38,872.08, 58,267.76 and 18,851.93

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Solution

The fourth proportional to 38,872.08, 58,267.76 and 18,851.93 is: 28,258.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,872.08 : 58,267.76 = 18,851.93 : x
  2. Step 2: Convert to fraction form
    38,872.08/58,267.76 = 18,851.93/x
  3. Step 3: Cross multiply
    38,872.08x = 58,267.76 × 18,851.93
  4. Step 4: Simplify right side
    38,872.08x = 1,098,459,638.52
  5. Step 5: Solve for x
    x = 1,098,459,638.52/38,872.08
  6. Step 6: Final answer
    x = 28,258.32

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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.