Home / 25,603.23-38,374.17-16,722.78

Finding the Fourth Proportional to 25,603.23, 38,374.17 and 16,722.78

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Solution

The fourth proportional to 25,603.23, 38,374.17 and 16,722.78 is: 25,064.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,603.23 : 38,374.17 = 16,722.78 : x
  2. Step 2: Convert to fraction form
    25,603.23/38,374.17 = 16,722.78/x
  3. Step 3: Cross multiply
    25,603.23x = 38,374.17 × 16,722.78
  4. Step 4: Simplify right side
    25,603.23x = 641,722,802.59
  5. Step 5: Solve for x
    x = 641,722,802.59/25,603.23
  6. Step 6: Final answer
    x = 25,064.13

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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.