Home / 19,008.60-28,510.20-5,862.30

Finding the Fourth Proportional to 19,008.60, 28,510.20 and 5,862.30

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Solution

The fourth proportional to 19,008.60, 28,510.20 and 5,862.30 is: 8,792.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.60 : 28,510.20 = 5,862.30 : x
  2. Step 2: Convert to fraction form
    19,008.60/28,510.20 = 5,862.30/x
  3. Step 3: Cross multiply
    19,008.60x = 28,510.20 × 5,862.30
  4. Step 4: Simplify right side
    19,008.60x = 167,135,345.46
  5. Step 5: Solve for x
    x = 167,135,345.46/19,008.60
  6. Step 6: Final answer
    x = 8,792.62

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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.