Home / 15,511.85-23,258.96-10,587.45

Finding the Fourth Proportional to 15,511.85, 23,258.96 and 10,587.45

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Solution

The fourth proportional to 15,511.85, 23,258.96 and 10,587.45 is: 15,875.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511.85 : 23,258.96 = 10,587.45 : x
  2. Step 2: Convert to fraction form
    15,511.85/23,258.96 = 10,587.45/x
  3. Step 3: Cross multiply
    15,511.85x = 23,258.96 × 10,587.45
  4. Step 4: Simplify right side
    15,511.85x = 246,253,076.05
  5. Step 5: Solve for x
    x = 246,253,076.05/15,511.85
  6. Step 6: Final answer
    x = 15,875.16

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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.