Home / 40,350.42-55,682.76-22,445.04

Finding the Fourth Proportional to 40,350.42, 55,682.76 and 22,445.04

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Solution

The fourth proportional to 40,350.42, 55,682.76 and 22,445.04 is: 30,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,350.42 : 55,682.76 = 22,445.04 : x
  2. Step 2: Convert to fraction form
    40,350.42/55,682.76 = 22,445.04/x
  3. Step 3: Cross multiply
    40,350.42x = 55,682.76 × 22,445.04
  4. Step 4: Simplify right side
    40,350.42x = 1,249,801,775.51
  5. Step 5: Solve for x
    x = 1,249,801,775.51/40,350.42
  6. Step 6: Final answer
    x = 30,973.70

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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.