Home / 40,323.74-55,643.60-22,417.65

Finding the Fourth Proportional to 40,323.74, 55,643.60 and 22,417.65

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Solution

The fourth proportional to 40,323.74, 55,643.60 and 22,417.65 is: 30,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,323.74 : 55,643.60 = 22,417.65 : x
  2. Step 2: Convert to fraction form
    40,323.74/55,643.60 = 22,417.65/x
  3. Step 3: Cross multiply
    40,323.74x = 55,643.60 × 22,417.65
  4. Step 4: Simplify right side
    40,323.74x = 1,247,398,805.58
  5. Step 5: Solve for x
    x = 1,247,398,805.58/40,323.74
  6. Step 6: Final answer
    x = 30,934.60

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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.