Home / 40,247.30-55,541.88-22,343.46

Finding the Fourth Proportional to 40,247.30, 55,541.88 and 22,343.46

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Solution

The fourth proportional to 40,247.30, 55,541.88 and 22,343.46 is: 30,834.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,247.30 : 55,541.88 = 22,343.46 : x
  2. Step 2: Convert to fraction form
    40,247.30/55,541.88 = 22,343.46/x
  3. Step 3: Cross multiply
    40,247.30x = 55,541.88 × 22,343.46
  4. Step 4: Simplify right side
    40,247.30x = 1,240,997,774.10
  5. Step 5: Solve for x
    x = 1,240,997,774.10/40,247.30
  6. Step 6: Final answer
    x = 30,834.31

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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.