Home / 25,671.72-35,422.98-14,493.48

Finding the Fourth Proportional to 25,671.72, 35,422.98 and 14,493.48

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Solution

The fourth proportional to 25,671.72, 35,422.98 and 14,493.48 is: 19,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,671.72 : 35,422.98 = 14,493.48 : x
  2. Step 2: Convert to fraction form
    25,671.72/35,422.98 = 14,493.48/x
  3. Step 3: Cross multiply
    25,671.72x = 35,422.98 × 14,493.48
  4. Step 4: Simplify right side
    25,671.72x = 513,402,252.17
  5. Step 5: Solve for x
    x = 513,402,252.17/25,671.72
  6. Step 6: Final answer
    x = 19,998.75

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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.