Home / 38,655.26-53,343.35-22,740.73

Finding the Fourth Proportional to 38,655.26, 53,343.35 and 22,740.73

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Solution

The fourth proportional to 38,655.26, 53,343.35 and 22,740.73 is: 31,381.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,655.26 : 53,343.35 = 22,740.73 : x
  2. Step 2: Convert to fraction form
    38,655.26/53,343.35 = 22,740.73/x
  3. Step 3: Cross multiply
    38,655.26x = 53,343.35 × 22,740.73
  4. Step 4: Simplify right side
    38,655.26x = 1,213,066,719.65
  5. Step 5: Solve for x
    x = 1,213,066,719.65/38,655.26
  6. Step 6: Final answer
    x = 31,381.68

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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.