Home / 15,781.04-23,705.94-9,543.98

Finding the Fourth Proportional to 15,781.04, 23,705.94 and 9,543.98

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Solution

The fourth proportional to 15,781.04, 23,705.94 and 9,543.98 is: 14,336.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,781.04 : 23,705.94 = 9,543.98 : x
  2. Step 2: Convert to fraction form
    15,781.04/23,705.94 = 9,543.98/x
  3. Step 3: Cross multiply
    15,781.04x = 23,705.94 × 9,543.98
  4. Step 4: Simplify right side
    15,781.04x = 226,249,017.24
  5. Step 5: Solve for x
    x = 226,249,017.24/15,781.04
  6. Step 6: Final answer
    x = 14,336.76

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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.