Home / 19,373.90-29,023.80-13,103.10

Finding the Fourth Proportional to 19,373.90, 29,023.80 and 13,103.10

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Solution

The fourth proportional to 19,373.90, 29,023.80 and 13,103.10 is: 19,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.90 : 29,023.80 = 13,103.10 : x
  2. Step 2: Convert to fraction form
    19,373.90/29,023.80 = 13,103.10/x
  3. Step 3: Cross multiply
    19,373.90x = 29,023.80 × 13,103.10
  4. Step 4: Simplify right side
    19,373.90x = 380,301,753.78
  5. Step 5: Solve for x
    x = 380,301,753.78/19,373.90
  6. Step 6: Final answer
    x = 19,629.59

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1.5x scale

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.