Home / 25,439.85-35,070.12-17,863.11

Finding the Fourth Proportional to 25,439.85, 35,070.12 and 17,863.11

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Solution

The fourth proportional to 25,439.85, 35,070.12 and 17,863.11 is: 24,625.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.85 : 35,070.12 = 17,863.11 : x
  2. Step 2: Convert to fraction form
    25,439.85/35,070.12 = 17,863.11/x
  3. Step 3: Cross multiply
    25,439.85x = 35,070.12 × 17,863.11
  4. Step 4: Simplify right side
    25,439.85x = 626,461,411.27
  5. Step 5: Solve for x
    x = 626,461,411.27/25,439.85
  6. Step 6: Final answer
    x = 24,625.20

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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.