Home / 27,685.80-41,528.70-25,547.40

Finding the Fourth Proportional to 27,685.80, 41,528.70 and 25,547.40

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Solution

The fourth proportional to 27,685.80, 41,528.70 and 25,547.40 is: 38,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685.80 : 41,528.70 = 25,547.40 : x
  2. Step 2: Convert to fraction form
    27,685.80/41,528.70 = 25,547.40/x
  3. Step 3: Cross multiply
    27,685.80x = 41,528.70 × 25,547.40
  4. Step 4: Simplify right side
    27,685.80x = 1,060,950,310.38
  5. Step 5: Solve for x
    x = 1,060,950,310.38/27,685.80
  6. Step 6: Final answer
    x = 38,321.10

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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.