Home / 13,023.60-19,531.80-5,233.20

Finding the Fourth Proportional to 13,023.60, 19,531.80 and 5,233.20

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Solution

The fourth proportional to 13,023.60, 19,531.80 and 5,233.20 is: 7,848.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.60 : 19,531.80 = 5,233.20 : x
  2. Step 2: Convert to fraction form
    13,023.60/19,531.80 = 5,233.20/x
  3. Step 3: Cross multiply
    13,023.60x = 19,531.80 × 5,233.20
  4. Step 4: Simplify right side
    13,023.60x = 102,213,815.76
  5. Step 5: Solve for x
    x = 102,213,815.76/13,023.60
  6. Step 6: Final answer
    x = 7,848.35

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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.