Home / 19,545.18-29,276.60-15,365.31

Finding the Fourth Proportional to 19,545.18, 29,276.60 and 15,365.31

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Solution

The fourth proportional to 19,545.18, 29,276.60 and 15,365.31 is: 23,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.18 : 29,276.60 = 15,365.31 : x
  2. Step 2: Convert to fraction form
    19,545.18/29,276.60 = 15,365.31/x
  3. Step 3: Cross multiply
    19,545.18x = 29,276.60 × 15,365.31
  4. Step 4: Simplify right side
    19,545.18x = 449,843,957.92
  5. Step 5: Solve for x
    x = 449,843,957.92/19,545.18
  6. Step 6: Final answer
    x = 23,015.60

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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.