Home / 16,618.68-24,869.51-10,381.63

Finding the Fourth Proportional to 16,618.68, 24,869.51 and 10,381.63

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Solution

The fourth proportional to 16,618.68, 24,869.51 and 10,381.63 is: 15,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.68 : 24,869.51 = 10,381.63 : x
  2. Step 2: Convert to fraction form
    16,618.68/24,869.51 = 10,381.63/x
  3. Step 3: Cross multiply
    16,618.68x = 24,869.51 × 10,381.63
  4. Step 4: Simplify right side
    16,618.68x = 258,186,051.10
  5. Step 5: Solve for x
    x = 258,186,051.10/16,618.68
  6. Step 6: Final answer
    x = 15,535.89

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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.