Home / 38,364.68-57,547.20-13,404.62

Finding the Fourth Proportional to 38,364.68, 57,547.20 and 13,404.62

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Solution

The fourth proportional to 38,364.68, 57,547.20 and 13,404.62 is: 20,106.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,364.68 : 57,547.20 = 13,404.62 : x
  2. Step 2: Convert to fraction form
    38,364.68/57,547.20 = 13,404.62/x
  3. Step 3: Cross multiply
    38,364.68x = 57,547.20 × 13,404.62
  4. Step 4: Simplify right side
    38,364.68x = 771,398,348.06
  5. Step 5: Solve for x
    x = 771,398,348.06/38,364.68
  6. Step 6: Final answer
    x = 20,106.99

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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.