Home / 18,444.27-25,458.54-15,953.16

Finding the Fourth Proportional to 18,444.27, 25,458.54 and 15,953.16

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Solution

The fourth proportional to 18,444.27, 25,458.54 and 15,953.16 is: 22,020.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.27 : 25,458.54 = 15,953.16 : x
  2. Step 2: Convert to fraction form
    18,444.27/25,458.54 = 15,953.16/x
  3. Step 3: Cross multiply
    18,444.27x = 25,458.54 × 15,953.16
  4. Step 4: Simplify right side
    18,444.27x = 406,144,161.99
  5. Step 5: Solve for x
    x = 406,144,161.99/18,444.27
  6. Step 6: Final answer
    x = 22,020.07

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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.