Home / 18,543.04-25,590.42-10,587.83

Finding the Fourth Proportional to 18,543.04, 25,590.42 and 10,587.83

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Solution

The fourth proportional to 18,543.04, 25,590.42 and 10,587.83 is: 14,611.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.04 : 25,590.42 = 10,587.83 : x
  2. Step 2: Convert to fraction form
    18,543.04/25,590.42 = 10,587.83/x
  3. Step 3: Cross multiply
    18,543.04x = 25,590.42 × 10,587.83
  4. Step 4: Simplify right side
    18,543.04x = 270,947,016.59
  5. Step 5: Solve for x
    x = 270,947,016.59/18,543.04
  6. Step 6: Final answer
    x = 14,611.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.