Home / 15,458.48-23,179.95-7,561.59

Finding the Fourth Proportional to 15,458.48, 23,179.95 and 7,561.59

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Solution

The fourth proportional to 15,458.48, 23,179.95 and 7,561.59 is: 11,338.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,458.48 : 23,179.95 = 7,561.59 : x
  2. Step 2: Convert to fraction form
    15,458.48/23,179.95 = 7,561.59/x
  3. Step 3: Cross multiply
    15,458.48x = 23,179.95 × 7,561.59
  4. Step 4: Simplify right side
    15,458.48x = 175,277,278.12
  5. Step 5: Solve for x
    x = 175,277,278.12/15,458.48
  6. Step 6: Final answer
    x = 11,338.59

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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.