Home / 31,568.32-43,564.56-17,421.04

Finding the Fourth Proportional to 31,568.32, 43,564.56 and 17,421.04

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Solution

The fourth proportional to 31,568.32, 43,564.56 and 17,421.04 is: 24,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,568.32 : 43,564.56 = 17,421.04 : x
  2. Step 2: Convert to fraction form
    31,568.32/43,564.56 = 17,421.04/x
  3. Step 3: Cross multiply
    31,568.32x = 43,564.56 × 17,421.04
  4. Step 4: Simplify right side
    31,568.32x = 758,939,942.34
  5. Step 5: Solve for x
    x = 758,939,942.34/31,568.32
  6. Step 6: Final answer
    x = 24,041.19

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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.