Home / 15,548.30-23,322.45-8,987.30

Finding the Fourth Proportional to 15,548.30, 23,322.45 and 8,987.30

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Solution

The fourth proportional to 15,548.30, 23,322.45 and 8,987.30 is: 13,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548.30 : 23,322.45 = 8,987.30 : x
  2. Step 2: Convert to fraction form
    15,548.30/23,322.45 = 8,987.30/x
  3. Step 3: Cross multiply
    15,548.30x = 23,322.45 × 8,987.30
  4. Step 4: Simplify right side
    15,548.30x = 209,605,854.89
  5. Step 5: Solve for x
    x = 209,605,854.89/15,548.30
  6. Step 6: Final answer
    x = 13,480.95

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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.