Home / 15,769.59-23,666.52-11,776.95

Finding the Fourth Proportional to 15,769.59, 23,666.52 and 11,776.95

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Solution

The fourth proportional to 15,769.59, 23,666.52 and 11,776.95 is: 17,674.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769.59 : 23,666.52 = 11,776.95 : x
  2. Step 2: Convert to fraction form
    15,769.59/23,666.52 = 11,776.95/x
  3. Step 3: Cross multiply
    15,769.59x = 23,666.52 × 11,776.95
  4. Step 4: Simplify right side
    15,769.59x = 278,719,422.71
  5. Step 5: Solve for x
    x = 278,719,422.71/15,769.59
  6. Step 6: Final answer
    x = 17,674.49

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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.