Home / 25,460.66-35,139.93-14,850.30

Finding the Fourth Proportional to 25,460.66, 35,139.93 and 14,850.30

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Solution

The fourth proportional to 25,460.66, 35,139.93 and 14,850.30 is: 20,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460.66 : 35,139.93 = 14,850.30 : x
  2. Step 2: Convert to fraction form
    25,460.66/35,139.93 = 14,850.30/x
  3. Step 3: Cross multiply
    25,460.66x = 35,139.93 × 14,850.30
  4. Step 4: Simplify right side
    25,460.66x = 521,838,578.57
  5. Step 5: Solve for x
    x = 521,838,578.57/25,460.66
  6. Step 6: Final answer
    x = 20,495.88

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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.