Home / 19,539.60-29,325.12-10,182.48

Finding the Fourth Proportional to 19,539.60, 29,325.12 and 10,182.48

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Solution

The fourth proportional to 19,539.60, 29,325.12 and 10,182.48 is: 15,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.60 : 29,325.12 = 10,182.48 : x
  2. Step 2: Convert to fraction form
    19,539.60/29,325.12 = 10,182.48/x
  3. Step 3: Cross multiply
    19,539.60x = 29,325.12 × 10,182.48
  4. Step 4: Simplify right side
    19,539.60x = 298,602,447.90
  5. Step 5: Solve for x
    x = 298,602,447.90/19,539.60
  6. Step 6: Final answer
    x = 15,281.91

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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.