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Finding the Fourth Proportional to 15,871.01, 23,811.54 and 9,552.80

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Solution

The fourth proportional to 15,871.01, 23,811.54 and 9,552.80 is: 14,332.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,871.01 : 23,811.54 = 9,552.80 : x
  2. Step 2: Convert to fraction form
    15,871.01/23,811.54 = 9,552.80/x
  3. Step 3: Cross multiply
    15,871.01x = 23,811.54 × 9,552.80
  4. Step 4: Simplify right side
    15,871.01x = 227,466,903.02
  5. Step 5: Solve for x
    x = 227,466,903.02/15,871.01
  6. Step 6: Final answer
    x = 14,332.23

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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.