Home / 22,973.46-31,699.56-13,540.74

Finding the Fourth Proportional to 22,973.46, 31,699.56 and 13,540.74

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Solution

The fourth proportional to 22,973.46, 31,699.56 and 13,540.74 is: 18,683.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,973.46 : 31,699.56 = 13,540.74 : x
  2. Step 2: Convert to fraction form
    22,973.46/31,699.56 = 13,540.74/x
  3. Step 3: Cross multiply
    22,973.46x = 31,699.56 × 13,540.74
  4. Step 4: Simplify right side
    22,973.46x = 429,235,500.07
  5. Step 5: Solve for x
    x = 429,235,500.07/22,973.46
  6. Step 6: Final answer
    x = 18,683.97

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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.