Home / 15,584.20-23,376.30-13,251.40

Finding the Fourth Proportional to 15,584.20, 23,376.30 and 13,251.40

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Solution

The fourth proportional to 15,584.20, 23,376.30 and 13,251.40 is: 19,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,584.20 : 23,376.30 = 13,251.40 : x
  2. Step 2: Convert to fraction form
    15,584.20/23,376.30 = 13,251.40/x
  3. Step 3: Cross multiply
    15,584.20x = 23,376.30 × 13,251.40
  4. Step 4: Simplify right side
    15,584.20x = 309,768,701.82
  5. Step 5: Solve for x
    x = 309,768,701.82/15,584.20
  6. Step 6: Final answer
    x = 19,877.10

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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.