Home / 25,509.17-38,266.55-8,654.35

Finding the Fourth Proportional to 25,509.17, 38,266.55 and 8,654.35

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Solution

The fourth proportional to 25,509.17, 38,266.55 and 8,654.35 is: 12,982.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509.17 : 38,266.55 = 8,654.35 : x
  2. Step 2: Convert to fraction form
    25,509.17/38,266.55 = 8,654.35/x
  3. Step 3: Cross multiply
    25,509.17x = 38,266.55 × 8,654.35
  4. Step 4: Simplify right side
    25,509.17x = 331,172,214.22
  5. Step 5: Solve for x
    x = 331,172,214.22/25,509.17
  6. Step 6: Final answer
    x = 12,982.48

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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.