Home / 31,966.89-44,118.03-18,538.56

Finding the Fourth Proportional to 31,966.89, 44,118.03 and 18,538.56

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Solution

The fourth proportional to 31,966.89, 44,118.03 and 18,538.56 is: 25,585.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,966.89 : 44,118.03 = 18,538.56 : x
  2. Step 2: Convert to fraction form
    31,966.89/44,118.03 = 18,538.56/x
  3. Step 3: Cross multiply
    31,966.89x = 44,118.03 × 18,538.56
  4. Step 4: Simplify right side
    31,966.89x = 817,884,746.24
  5. Step 5: Solve for x
    x = 817,884,746.24/31,966.89
  6. Step 6: Final answer
    x = 25,585.37

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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.