Home / 38,292.40-57,415.08-14,891.56

Finding the Fourth Proportional to 38,292.40, 57,415.08 and 14,891.56

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Solution

The fourth proportional to 38,292.40, 57,415.08 and 14,891.56 is: 22,328.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,292.40 : 57,415.08 = 14,891.56 : x
  2. Step 2: Convert to fraction form
    38,292.40/57,415.08 = 14,891.56/x
  3. Step 3: Cross multiply
    38,292.40x = 57,415.08 × 14,891.56
  4. Step 4: Simplify right side
    38,292.40x = 855,000,108.72
  5. Step 5: Solve for x
    x = 855,000,108.72/38,292.40
  6. Step 6: Final answer
    x = 22,328.19

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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.