Home / 19,095.10-28,663.61-15,171.58

Finding the Fourth Proportional to 19,095.10, 28,663.61 and 15,171.58

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Solution

The fourth proportional to 19,095.10, 28,663.61 and 15,171.58 is: 22,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.10 : 28,663.61 = 15,171.58 : x
  2. Step 2: Convert to fraction form
    19,095.10/28,663.61 = 15,171.58/x
  3. Step 3: Cross multiply
    19,095.10x = 28,663.61 × 15,171.58
  4. Step 4: Simplify right side
    19,095.10x = 434,872,252.20
  5. Step 5: Solve for x
    x = 434,872,252.20/19,095.10
  6. Step 6: Final answer
    x = 22,774.02

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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.