Home / 40,742.10-56,223.02-22,838.27

Finding the Fourth Proportional to 40,742.10, 56,223.02 and 22,838.27

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Solution

The fourth proportional to 40,742.10, 56,223.02 and 22,838.27 is: 31,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,742.10 : 56,223.02 = 22,838.27 : x
  2. Step 2: Convert to fraction form
    40,742.10/56,223.02 = 22,838.27/x
  3. Step 3: Cross multiply
    40,742.10x = 56,223.02 × 22,838.27
  4. Step 4: Simplify right side
    40,742.10x = 1,284,036,115.67
  5. Step 5: Solve for x
    x = 1,284,036,115.67/40,742.10
  6. Step 6: Final answer
    x = 31,516.20

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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.