Home / 25,738.72-38,620.40-14,503.04

Finding the Fourth Proportional to 25,738.72, 38,620.40 and 14,503.04

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Solution

The fourth proportional to 25,738.72, 38,620.40 and 14,503.04 is: 21,761.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,738.72 : 38,620.40 = 14,503.04 : x
  2. Step 2: Convert to fraction form
    25,738.72/38,620.40 = 14,503.04/x
  3. Step 3: Cross multiply
    25,738.72x = 38,620.40 × 14,503.04
  4. Step 4: Simplify right side
    25,738.72x = 560,113,206.02
  5. Step 5: Solve for x
    x = 560,113,206.02/25,738.72
  6. Step 6: Final answer
    x = 21,761.50

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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.