Home / 25,630.02-38,401.29-13,922.28

Finding the Fourth Proportional to 25,630.02, 38,401.29 and 13,922.28

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Solution

The fourth proportional to 25,630.02, 38,401.29 and 13,922.28 is: 20,859.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630.02 : 38,401.29 = 13,922.28 : x
  2. Step 2: Convert to fraction form
    25,630.02/38,401.29 = 13,922.28/x
  3. Step 3: Cross multiply
    25,630.02x = 38,401.29 × 13,922.28
  4. Step 4: Simplify right side
    25,630.02x = 534,633,511.74
  5. Step 5: Solve for x
    x = 534,633,511.74/25,630.02
  6. Step 6: Final answer
    x = 20,859.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.