Home / 27,532.90-38,001.48-18,102.34

Finding the Fourth Proportional to 27,532.90, 38,001.48 and 18,102.34

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Solution

The fourth proportional to 27,532.90, 38,001.48 and 18,102.34 is: 24,985.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,532.90 : 38,001.48 = 18,102.34 : x
  2. Step 2: Convert to fraction form
    27,532.90/38,001.48 = 18,102.34/x
  3. Step 3: Cross multiply
    27,532.90x = 38,001.48 × 18,102.34
  4. Step 4: Simplify right side
    27,532.90x = 687,915,711.46
  5. Step 5: Solve for x
    x = 687,915,711.46/27,532.90
  6. Step 6: Final answer
    x = 24,985.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.