Home / 27,311.48-37,700.04-15,984.56

Finding the Fourth Proportional to 27,311.48, 37,700.04 and 15,984.56

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Solution

The fourth proportional to 27,311.48, 37,700.04 and 15,984.56 is: 22,064.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,311.48 : 37,700.04 = 15,984.56 : x
  2. Step 2: Convert to fraction form
    27,311.48/37,700.04 = 15,984.56/x
  3. Step 3: Cross multiply
    27,311.48x = 37,700.04 × 15,984.56
  4. Step 4: Simplify right side
    27,311.48x = 602,618,551.38
  5. Step 5: Solve for x
    x = 602,618,551.38/27,311.48
  6. Step 6: Final answer
    x = 22,064.66

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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.