Home / 15,887.39-23,815.59-7,565.17

Finding the Fourth Proportional to 15,887.39, 23,815.59 and 7,565.17

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Solution

The fourth proportional to 15,887.39, 23,815.59 and 7,565.17 is: 11,340.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.39 : 23,815.59 = 7,565.17 : x
  2. Step 2: Convert to fraction form
    15,887.39/23,815.59 = 7,565.17/x
  3. Step 3: Cross multiply
    15,887.39x = 23,815.59 × 7,565.17
  4. Step 4: Simplify right side
    15,887.39x = 180,168,987.00
  5. Step 5: Solve for x
    x = 180,168,987.00/15,887.39
  6. Step 6: Final answer
    x = 11,340.38

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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.