Home / 27,142.22-37,456.29-16,531.90

Finding the Fourth Proportional to 27,142.22, 37,456.29 and 16,531.90

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Solution

The fourth proportional to 27,142.22, 37,456.29 and 16,531.90 is: 22,814.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,142.22 : 37,456.29 = 16,531.90 : x
  2. Step 2: Convert to fraction form
    27,142.22/37,456.29 = 16,531.90/x
  3. Step 3: Cross multiply
    27,142.22x = 37,456.29 × 16,531.90
  4. Step 4: Simplify right side
    27,142.22x = 619,223,547.01
  5. Step 5: Solve for x
    x = 619,223,547.01/27,142.22
  6. Step 6: Final answer
    x = 22,814.03

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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.