Home / 15,319.54-22,959.72-13,337.08

Finding the Fourth Proportional to 15,319.54, 22,959.72 and 13,337.08

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Solution

The fourth proportional to 15,319.54, 22,959.72 and 13,337.08 is: 19,988.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,319.54 : 22,959.72 = 13,337.08 : x
  2. Step 2: Convert to fraction form
    15,319.54/22,959.72 = 13,337.08/x
  3. Step 3: Cross multiply
    15,319.54x = 22,959.72 × 13,337.08
  4. Step 4: Simplify right side
    15,319.54x = 306,215,622.42
  5. Step 5: Solve for x
    x = 306,215,622.42/15,319.54
  6. Step 6: Final answer
    x = 19,988.57

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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.