Home / 40,207.23-55,488.65-22,302.99

Finding the Fourth Proportional to 40,207.23, 55,488.65 and 22,302.99

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Solution

The fourth proportional to 40,207.23, 55,488.65 and 22,302.99 is: 30,779.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,207.23 : 55,488.65 = 22,302.99 : x
  2. Step 2: Convert to fraction form
    40,207.23/55,488.65 = 22,302.99/x
  3. Step 3: Cross multiply
    40,207.23x = 55,488.65 × 22,302.99
  4. Step 4: Simplify right side
    40,207.23x = 1,237,562,694.55
  5. Step 5: Solve for x
    x = 1,237,562,694.55/40,207.23
  6. Step 6: Final answer
    x = 30,779.61

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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.