Home / 17,400.72-23,995.35-14,891.16

Finding the Fourth Proportional to 17,400.72, 23,995.35 and 14,891.16

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Solution

The fourth proportional to 17,400.72, 23,995.35 and 14,891.16 is: 20,534.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,400.72 : 23,995.35 = 14,891.16 : x
  2. Step 2: Convert to fraction form
    17,400.72/23,995.35 = 14,891.16/x
  3. Step 3: Cross multiply
    17,400.72x = 23,995.35 × 14,891.16
  4. Step 4: Simplify right side
    17,400.72x = 357,318,596.11
  5. Step 5: Solve for x
    x = 357,318,596.11/17,400.72
  6. Step 6: Final answer
    x = 20,534.70

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1.5x scale

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.