Home / 44,340.14-66,521.28-13,175.40

Finding the Fourth Proportional to 44,340.14, 66,521.28 and 13,175.40

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Solution

The fourth proportional to 44,340.14, 66,521.28 and 13,175.40 is: 19,766.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,340.14 : 66,521.28 = 13,175.40 : x
  2. Step 2: Convert to fraction form
    44,340.14/66,521.28 = 13,175.40/x
  3. Step 3: Cross multiply
    44,340.14x = 66,521.28 × 13,175.40
  4. Step 4: Simplify right side
    44,340.14x = 876,444,472.51
  5. Step 5: Solve for x
    x = 876,444,472.51/44,340.14
  6. Step 6: Final answer
    x = 19,766.39

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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.