Home / 40,342.91-55,672.41-22,437.53

Finding the Fourth Proportional to 40,342.91, 55,672.41 and 22,437.53

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Solution

The fourth proportional to 40,342.91, 55,672.41 and 22,437.53 is: 30,963.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,342.91 : 55,672.41 = 22,437.53 : x
  2. Step 2: Convert to fraction form
    40,342.91/55,672.41 = 22,437.53/x
  3. Step 3: Cross multiply
    40,342.91x = 55,672.41 × 22,437.53
  4. Step 4: Simplify right side
    40,342.91x = 1,249,151,091.19
  5. Step 5: Solve for x
    x = 1,249,151,091.19/40,342.91
  6. Step 6: Final answer
    x = 30,963.34

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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.