Home / 39,291.13-58,947.51-11,589.13

Finding the Fourth Proportional to 39,291.13, 58,947.51 and 11,589.13

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Solution

The fourth proportional to 39,291.13, 58,947.51 and 11,589.13 is: 17,386.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,291.13 : 58,947.51 = 11,589.13 : x
  2. Step 2: Convert to fraction form
    39,291.13/58,947.51 = 11,589.13/x
  3. Step 3: Cross multiply
    39,291.13x = 58,947.51 × 11,589.13
  4. Step 4: Simplify right side
    39,291.13x = 683,150,356.57
  5. Step 5: Solve for x
    x = 683,150,356.57/39,291.13
  6. Step 6: Final answer
    x = 17,386.88

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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.