Home / 27,142.60-37,456.59-15,206.04

Finding the Fourth Proportional to 27,142.60, 37,456.59 and 15,206.04

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Solution

The fourth proportional to 27,142.60, 37,456.59 and 15,206.04 is: 20,984.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,142.60 : 37,456.59 = 15,206.04 : x
  2. Step 2: Convert to fraction form
    27,142.60/37,456.59 = 15,206.04/x
  3. Step 3: Cross multiply
    27,142.60x = 37,456.59 × 15,206.04
  4. Step 4: Simplify right side
    27,142.60x = 569,566,255.14
  5. Step 5: Solve for x
    x = 569,566,255.14/27,142.60
  6. Step 6: Final answer
    x = 20,984.22

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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.