Home / 26,553.80-39,830.70-25,387.40

Finding the Fourth Proportional to 26,553.80, 39,830.70 and 25,387.40

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Solution

The fourth proportional to 26,553.80, 39,830.70 and 25,387.40 is: 38,081.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553.80 : 39,830.70 = 25,387.40 : x
  2. Step 2: Convert to fraction form
    26,553.80/39,830.70 = 25,387.40/x
  3. Step 3: Cross multiply
    26,553.80x = 39,830.70 × 25,387.40
  4. Step 4: Simplify right side
    26,553.80x = 1,011,197,913.18
  5. Step 5: Solve for x
    x = 1,011,197,913.18/26,553.80
  6. Step 6: Final answer
    x = 38,081.10

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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.