Home / 15,444.70-23,138.70-8,851.30

Finding the Fourth Proportional to 15,444.70, 23,138.70 and 8,851.30

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Solution

The fourth proportional to 15,444.70, 23,138.70 and 8,851.30 is: 13,260.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444.70 : 23,138.70 = 8,851.30 : x
  2. Step 2: Convert to fraction form
    15,444.70/23,138.70 = 8,851.30/x
  3. Step 3: Cross multiply
    15,444.70x = 23,138.70 × 8,851.30
  4. Step 4: Simplify right side
    15,444.70x = 204,807,575.31
  5. Step 5: Solve for x
    x = 204,807,575.31/15,444.70
  6. Step 6: Final answer
    x = 13,260.70

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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.