Home / 15,317.24-22,970.18-5,453.87

Finding the Fourth Proportional to 15,317.24, 22,970.18 and 5,453.87

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Solution

The fourth proportional to 15,317.24, 22,970.18 and 5,453.87 is: 8,178.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317.24 : 22,970.18 = 5,453.87 : x
  2. Step 2: Convert to fraction form
    15,317.24/22,970.18 = 5,453.87/x
  3. Step 3: Cross multiply
    15,317.24x = 22,970.18 × 5,453.87
  4. Step 4: Simplify right side
    15,317.24x = 125,276,274.38
  5. Step 5: Solve for x
    x = 125,276,274.38/15,317.24
  6. Step 6: Final answer
    x = 8,178.78

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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.