Home / 25,721.55-35,497.50-14,392.11

Finding the Fourth Proportional to 25,721.55, 35,497.50 and 14,392.11

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Solution

The fourth proportional to 25,721.55, 35,497.50 and 14,392.11 is: 19,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,721.55 : 35,497.50 = 14,392.11 : x
  2. Step 2: Convert to fraction form
    25,721.55/35,497.50 = 14,392.11/x
  3. Step 3: Cross multiply
    25,721.55x = 35,497.50 × 14,392.11
  4. Step 4: Simplify right side
    25,721.55x = 510,883,924.73
  5. Step 5: Solve for x
    x = 510,883,924.73/25,721.55
  6. Step 6: Final answer
    x = 19,862.10

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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.