Home / 40,336.08-55,664.33-22,432.65

Finding the Fourth Proportional to 40,336.08, 55,664.33 and 22,432.65

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Solution

The fourth proportional to 40,336.08, 55,664.33 and 22,432.65 is: 30,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,336.08 : 55,664.33 = 22,432.65 : x
  2. Step 2: Convert to fraction form
    40,336.08/55,664.33 = 22,432.65/x
  3. Step 3: Cross multiply
    40,336.08x = 55,664.33 × 22,432.65
  4. Step 4: Simplify right side
    40,336.08x = 1,248,698,320.21
  5. Step 5: Solve for x
    x = 1,248,698,320.21/40,336.08
  6. Step 6: Final answer
    x = 30,957.35

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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.