Home / 25,635.24-35,377.86-14,457

Finding the Fourth Proportional to 25,635.24, 35,377.86 and 14,457

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Solution

The fourth proportional to 25,635.24, 35,377.86 and 14,457 is: 19,951.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,635.24 : 35,377.86 = 14,457 : x
  2. Step 2: Convert to fraction form
    25,635.24/35,377.86 = 14,457/x
  3. Step 3: Cross multiply
    25,635.24x = 35,377.86 × 14,457
  4. Step 4: Simplify right side
    25,635.24x = 511,457,722.02
  5. Step 5: Solve for x
    x = 511,457,722.02/25,635.24
  6. Step 6: Final answer
    x = 19,951.35

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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.