Home / 40,245.19-55,537.95-22,339.74

Finding the Fourth Proportional to 40,245.19, 55,537.95 and 22,339.74

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Solution

The fourth proportional to 40,245.19, 55,537.95 and 22,339.74 is: 30,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.19 : 55,537.95 = 22,339.74 : x
  2. Step 2: Convert to fraction form
    40,245.19/55,537.95 = 22,339.74/x
  3. Step 3: Cross multiply
    40,245.19x = 55,537.95 × 22,339.74
  4. Step 4: Simplify right side
    40,245.19x = 1,240,703,363.13
  5. Step 5: Solve for x
    x = 1,240,703,363.13/40,245.19
  6. Step 6: Final answer
    x = 30,828.61

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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.