Home / 40,165.34-60,206.23-13,491.53

Finding the Fourth Proportional to 40,165.34, 60,206.23 and 13,491.53

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Solution

The fourth proportional to 40,165.34, 60,206.23 and 13,491.53 is: 20,223.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,165.34 : 60,206.23 = 13,491.53 : x
  2. Step 2: Convert to fraction form
    40,165.34/60,206.23 = 13,491.53/x
  3. Step 3: Cross multiply
    40,165.34x = 60,206.23 × 13,491.53
  4. Step 4: Simplify right side
    40,165.34x = 812,274,090.77
  5. Step 5: Solve for x
    x = 812,274,090.77/40,165.34
  6. Step 6: Final answer
    x = 20,223.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.