Home / 25,915.88-35,763.58-14,585.39

Finding the Fourth Proportional to 25,915.88, 35,763.58 and 14,585.39

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Solution

The fourth proportional to 25,915.88, 35,763.58 and 14,585.39 is: 20,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,915.88 : 35,763.58 = 14,585.39 : x
  2. Step 2: Convert to fraction form
    25,915.88/35,763.58 = 14,585.39/x
  3. Step 3: Cross multiply
    25,915.88x = 35,763.58 × 14,585.39
  4. Step 4: Simplify right side
    25,915.88x = 521,625,689.17
  5. Step 5: Solve for x
    x = 521,625,689.17/25,915.88
  6. Step 6: Final answer
    x = 20,127.65

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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.