Home / 19,543.65-26,970.18-10,591.11

Finding the Fourth Proportional to 19,543.65, 26,970.18 and 10,591.11

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Solution

The fourth proportional to 19,543.65, 26,970.18 and 10,591.11 is: 14,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.65 : 26,970.18 = 10,591.11 : x
  2. Step 2: Convert to fraction form
    19,543.65/26,970.18 = 10,591.11/x
  3. Step 3: Cross multiply
    19,543.65x = 26,970.18 × 10,591.11
  4. Step 4: Simplify right side
    19,543.65x = 285,644,143.10
  5. Step 5: Solve for x
    x = 285,644,143.10/19,543.65
  6. Step 6: Final answer
    x = 14,615.70

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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.