Home / 15,904.92-23,856.18-6,542.40

Finding the Fourth Proportional to 15,904.92, 23,856.18 and 6,542.40

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Solution

The fourth proportional to 15,904.92, 23,856.18 and 6,542.40 is: 9,813.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904.92 : 23,856.18 = 6,542.40 : x
  2. Step 2: Convert to fraction form
    15,904.92/23,856.18 = 6,542.40/x
  3. Step 3: Cross multiply
    15,904.92x = 23,856.18 × 6,542.40
  4. Step 4: Simplify right side
    15,904.92x = 156,076,672.03
  5. Step 5: Solve for x
    x = 156,076,672.03/15,904.92
  6. Step 6: Final answer
    x = 9,813.11

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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.