Home / 51,140.83-76,715.67-15,610.13

Finding the Fourth Proportional to 51,140.83, 76,715.67 and 15,610.13

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Solution

The fourth proportional to 51,140.83, 76,715.67 and 15,610.13 is: 23,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,140.83 : 76,715.67 = 15,610.13 : x
  2. Step 2: Convert to fraction form
    51,140.83/76,715.67 = 15,610.13/x
  3. Step 3: Cross multiply
    51,140.83x = 76,715.67 × 15,610.13
  4. Step 4: Simplify right side
    51,140.83x = 1,197,541,581.74
  5. Step 5: Solve for x
    x = 1,197,541,581.74/51,140.83
  6. Step 6: Final answer
    x = 23,416.55

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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.