Home / 15,520.72-23,150.84-14,247.04

Finding the Fourth Proportional to 15,520.72, 23,150.84 and 14,247.04

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Solution

The fourth proportional to 15,520.72, 23,150.84 and 14,247.04 is: 21,251.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520.72 : 23,150.84 = 14,247.04 : x
  2. Step 2: Convert to fraction form
    15,520.72/23,150.84 = 14,247.04/x
  3. Step 3: Cross multiply
    15,520.72x = 23,150.84 × 14,247.04
  4. Step 4: Simplify right side
    15,520.72x = 329,830,943.51
  5. Step 5: Solve for x
    x = 329,830,943.51/15,520.72
  6. Step 6: Final answer
    x = 21,251.01

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.