Home / 15,246.64-22,870.04-5,384.80

Finding the Fourth Proportional to 15,246.64, 22,870.04 and 5,384.80

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Solution

The fourth proportional to 15,246.64, 22,870.04 and 5,384.80 is: 8,077.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,246.64 : 22,870.04 = 5,384.80 : x
  2. Step 2: Convert to fraction form
    15,246.64/22,870.04 = 5,384.80/x
  3. Step 3: Cross multiply
    15,246.64x = 22,870.04 × 5,384.80
  4. Step 4: Simplify right side
    15,246.64x = 123,150,591.39
  5. Step 5: Solve for x
    x = 123,150,591.39/15,246.64
  6. Step 6: Final answer
    x = 8,077.23

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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.