Home / 15,282.83-22,918.64-5,285.04

Finding the Fourth Proportional to 15,282.83, 22,918.64 and 5,285.04

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Solution

The fourth proportional to 15,282.83, 22,918.64 and 5,285.04 is: 7,925.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,282.83 : 22,918.64 = 5,285.04 : x
  2. Step 2: Convert to fraction form
    15,282.83/22,918.64 = 5,285.04/x
  3. Step 3: Cross multiply
    15,282.83x = 22,918.64 × 5,285.04
  4. Step 4: Simplify right side
    15,282.83x = 121,125,902.72
  5. Step 5: Solve for x
    x = 121,125,902.72/15,282.83
  6. Step 6: Final answer
    x = 7,925.62

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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.