Home / 15,511.61-23,258.58-10,587.21

Finding the Fourth Proportional to 15,511.61, 23,258.58 and 10,587.21

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Solution

The fourth proportional to 15,511.61, 23,258.58 and 10,587.21 is: 15,874.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511.61 : 23,258.58 = 10,587.21 : x
  2. Step 2: Convert to fraction form
    15,511.61/23,258.58 = 10,587.21/x
  3. Step 3: Cross multiply
    15,511.61x = 23,258.58 × 10,587.21
  4. Step 4: Simplify right side
    15,511.61x = 246,243,470.76
  5. Step 5: Solve for x
    x = 246,243,470.76/15,511.61
  6. Step 6: Final answer
    x = 15,874.79

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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.