Home / 25,863.57-35,691.77-14,685.57

Finding the Fourth Proportional to 25,863.57, 35,691.77 and 14,685.57

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Solution

The fourth proportional to 25,863.57, 35,691.77 and 14,685.57 is: 20,266.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,863.57 : 35,691.77 = 14,685.57 : x
  2. Step 2: Convert to fraction form
    25,863.57/35,691.77 = 14,685.57/x
  3. Step 3: Cross multiply
    25,863.57x = 35,691.77 × 14,685.57
  4. Step 4: Simplify right side
    25,863.57x = 524,153,913.33
  5. Step 5: Solve for x
    x = 524,153,913.33/25,863.57
  6. Step 6: Final answer
    x = 20,266.11

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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.