Home / 26,868.87-37,077.62-14,931.90

Finding the Fourth Proportional to 26,868.87, 37,077.62 and 14,931.90

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Solution

The fourth proportional to 26,868.87, 37,077.62 and 14,931.90 is: 20,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.87 : 37,077.62 = 14,931.90 : x
  2. Step 2: Convert to fraction form
    26,868.87/37,077.62 = 14,931.90/x
  3. Step 3: Cross multiply
    26,868.87x = 37,077.62 × 14,931.90
  4. Step 4: Simplify right side
    26,868.87x = 553,639,239.42
  5. Step 5: Solve for x
    x = 553,639,239.42/26,868.87
  6. Step 6: Final answer
    x = 20,605.23

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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.