Home / 25,862.55-35,688.11-14,531.15

Finding the Fourth Proportional to 25,862.55, 35,688.11 and 14,531.15

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Solution

The fourth proportional to 25,862.55, 35,688.11 and 14,531.15 is: 20,051.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,862.55 : 35,688.11 = 14,531.15 : x
  2. Step 2: Convert to fraction form
    25,862.55/35,688.11 = 14,531.15/x
  3. Step 3: Cross multiply
    25,862.55x = 35,688.11 × 14,531.15
  4. Step 4: Simplify right side
    25,862.55x = 518,589,296.19
  5. Step 5: Solve for x
    x = 518,589,296.19/25,862.55
  6. Step 6: Final answer
    x = 20,051.75

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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.