Home / 19,032.92-28,539.12-5,881.76

Finding the Fourth Proportional to 19,032.92, 28,539.12 and 5,881.76

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Solution

The fourth proportional to 19,032.92, 28,539.12 and 5,881.76 is: 8,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,032.92 : 28,539.12 = 5,881.76 : x
  2. Step 2: Convert to fraction form
    19,032.92/28,539.12 = 5,881.76/x
  3. Step 3: Cross multiply
    19,032.92x = 28,539.12 × 5,881.76
  4. Step 4: Simplify right side
    19,032.92x = 167,860,254.45
  5. Step 5: Solve for x
    x = 167,860,254.45/19,032.92
  6. Step 6: Final answer
    x = 8,819.47

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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.