Home / 39,386.70-54,352.32-23,462.90

Finding the Fourth Proportional to 39,386.70, 54,352.32 and 23,462.90

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Solution

The fourth proportional to 39,386.70, 54,352.32 and 23,462.90 is: 32,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,386.70 : 54,352.32 = 23,462.90 : x
  2. Step 2: Convert to fraction form
    39,386.70/54,352.32 = 23,462.90/x
  3. Step 3: Cross multiply
    39,386.70x = 54,352.32 × 23,462.90
  4. Step 4: Simplify right side
    39,386.70x = 1,275,263,048.93
  5. Step 5: Solve for x
    x = 1,275,263,048.93/39,386.70
  6. Step 6: Final answer
    x = 32,378.01

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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.