Home / 18,463.89-25,482.35-10,397.80

Finding the Fourth Proportional to 18,463.89, 25,482.35 and 10,397.80

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Solution

The fourth proportional to 18,463.89, 25,482.35 and 10,397.80 is: 14,350.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463.89 : 25,482.35 = 10,397.80 : x
  2. Step 2: Convert to fraction form
    18,463.89/25,482.35 = 10,397.80/x
  3. Step 3: Cross multiply
    18,463.89x = 25,482.35 × 10,397.80
  4. Step 4: Simplify right side
    18,463.89x = 264,960,378.83
  5. Step 5: Solve for x
    x = 264,960,378.83/18,463.89
  6. Step 6: Final answer
    x = 14,350.19

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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.