Home / 39,360.32-54,313.44-22,590.08

Finding the Fourth Proportional to 39,360.32, 54,313.44 and 22,590.08

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Solution

The fourth proportional to 39,360.32, 54,313.44 and 22,590.08 is: 31,172.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,360.32 : 54,313.44 = 22,590.08 : x
  2. Step 2: Convert to fraction form
    39,360.32/54,313.44 = 22,590.08/x
  3. Step 3: Cross multiply
    39,360.32x = 54,313.44 × 22,590.08
  4. Step 4: Simplify right side
    39,360.32x = 1,226,944,954.68
  5. Step 5: Solve for x
    x = 1,226,944,954.68/39,360.32
  6. Step 6: Final answer
    x = 31,172.13

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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.