Home / 19,341.76-29,014.18-8,248.55

Finding the Fourth Proportional to 19,341.76, 29,014.18 and 8,248.55

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Solution

The fourth proportional to 19,341.76, 29,014.18 and 8,248.55 is: 12,373.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,341.76 : 29,014.18 = 8,248.55 : x
  2. Step 2: Convert to fraction form
    19,341.76/29,014.18 = 8,248.55/x
  3. Step 3: Cross multiply
    19,341.76x = 29,014.18 × 8,248.55
  4. Step 4: Simplify right side
    19,341.76x = 239,324,779.68
  5. Step 5: Solve for x
    x = 239,324,779.68/19,341.76
  6. Step 6: Final answer
    x = 12,373.48

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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.