Home / 13,373.55-18,452.64-8,068.29

Finding the Fourth Proportional to 13,373.55, 18,452.64 and 8,068.29

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Solution

The fourth proportional to 13,373.55, 18,452.64 and 8,068.29 is: 11,132.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.55 : 18,452.64 = 8,068.29 : x
  2. Step 2: Convert to fraction form
    13,373.55/18,452.64 = 8,068.29/x
  3. Step 3: Cross multiply
    13,373.55x = 18,452.64 × 8,068.29
  4. Step 4: Simplify right side
    13,373.55x = 148,881,250.79
  5. Step 5: Solve for x
    x = 148,881,250.79/13,373.55
  6. Step 6: Final answer
    x = 11,132.52

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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.