Home / 22,569.16-31,148.88-14,072.66

Finding the Fourth Proportional to 22,569.16, 31,148.88 and 14,072.66

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Solution

The fourth proportional to 22,569.16, 31,148.88 and 14,072.66 is: 19,422.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569.16 : 31,148.88 = 14,072.66 : x
  2. Step 2: Convert to fraction form
    22,569.16/31,148.88 = 14,072.66/x
  3. Step 3: Cross multiply
    22,569.16x = 31,148.88 × 14,072.66
  4. Step 4: Simplify right side
    22,569.16x = 438,347,597.62
  5. Step 5: Solve for x
    x = 438,347,597.62/22,569.16
  6. Step 6: Final answer
    x = 19,422.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.