Home / 16,001.28-23,985.15-8,970.99

Finding the Fourth Proportional to 16,001.28, 23,985.15 and 8,970.99

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Solution

The fourth proportional to 16,001.28, 23,985.15 and 8,970.99 is: 13,447.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,001.28 : 23,985.15 = 8,970.99 : x
  2. Step 2: Convert to fraction form
    16,001.28/23,985.15 = 8,970.99/x
  3. Step 3: Cross multiply
    16,001.28x = 23,985.15 × 8,970.99
  4. Step 4: Simplify right side
    16,001.28x = 215,170,540.80
  5. Step 5: Solve for x
    x = 215,170,540.80/16,001.28
  6. Step 6: Final answer
    x = 13,447.08

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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.