Home / 15,382.40-23,070.36-5,522.24

Finding the Fourth Proportional to 15,382.40, 23,070.36 and 5,522.24

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Solution

The fourth proportional to 15,382.40, 23,070.36 and 5,522.24 is: 8,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,382.40 : 23,070.36 = 5,522.24 : x
  2. Step 2: Convert to fraction form
    15,382.40/23,070.36 = 5,522.24/x
  3. Step 3: Cross multiply
    15,382.40x = 23,070.36 × 5,522.24
  4. Step 4: Simplify right side
    15,382.40x = 127,400,064.81
  5. Step 5: Solve for x
    x = 127,400,064.81/15,382.40
  6. Step 6: Final answer
    x = 8,282.20

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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.