Home / 25,567.52-35,290.40-15,499.04

Finding the Fourth Proportional to 25,567.52, 35,290.40 and 15,499.04

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Solution

The fourth proportional to 25,567.52, 35,290.40 and 15,499.04 is: 21,393.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,567.52 : 35,290.40 = 15,499.04 : x
  2. Step 2: Convert to fraction form
    25,567.52/35,290.40 = 15,499.04/x
  3. Step 3: Cross multiply
    25,567.52x = 35,290.40 × 15,499.04
  4. Step 4: Simplify right side
    25,567.52x = 546,967,321.22
  5. Step 5: Solve for x
    x = 546,967,321.22/25,567.52
  6. Step 6: Final answer
    x = 21,393.05

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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.