Home / 38,851.30-58,276.95-12,199.28

Finding the Fourth Proportional to 38,851.30, 58,276.95 and 12,199.28

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Solution

The fourth proportional to 38,851.30, 58,276.95 and 12,199.28 is: 18,298.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,851.30 : 58,276.95 = 12,199.28 : x
  2. Step 2: Convert to fraction form
    38,851.30/58,276.95 = 12,199.28/x
  3. Step 3: Cross multiply
    38,851.30x = 58,276.95 × 12,199.28
  4. Step 4: Simplify right side
    38,851.30x = 710,936,769.60
  5. Step 5: Solve for x
    x = 710,936,769.60/38,851.30
  6. Step 6: Final answer
    x = 18,298.92

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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.