Home / 21,987.52-32,946.68-17,002.06

Finding the Fourth Proportional to 21,987.52, 32,946.68 and 17,002.06

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Solution

The fourth proportional to 21,987.52, 32,946.68 and 17,002.06 is: 25,476.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,987.52 : 32,946.68 = 17,002.06 : x
  2. Step 2: Convert to fraction form
    21,987.52/32,946.68 = 17,002.06/x
  3. Step 3: Cross multiply
    21,987.52x = 32,946.68 × 17,002.06
  4. Step 4: Simplify right side
    21,987.52x = 560,161,430.16
  5. Step 5: Solve for x
    x = 560,161,430.16/21,987.52
  6. Step 6: Final answer
    x = 25,476.34

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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.