Home / 35,691.32-49,254.33-19,776.03

Finding the Fourth Proportional to 35,691.32, 49,254.33 and 19,776.03

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Solution

The fourth proportional to 35,691.32, 49,254.33 and 19,776.03 is: 27,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,691.32 : 49,254.33 = 19,776.03 : x
  2. Step 2: Convert to fraction form
    35,691.32/49,254.33 = 19,776.03/x
  3. Step 3: Cross multiply
    35,691.32x = 49,254.33 × 19,776.03
  4. Step 4: Simplify right side
    35,691.32x = 974,055,107.71
  5. Step 5: Solve for x
    x = 974,055,107.71/35,691.32
  6. Step 6: Final answer
    x = 27,291.10

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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.