Home / 31,888.76-44,007.30-17,742.51

Finding the Fourth Proportional to 31,888.76, 44,007.30 and 17,742.51

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Solution

The fourth proportional to 31,888.76, 44,007.30 and 17,742.51 is: 24,485.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,888.76 : 44,007.30 = 17,742.51 : x
  2. Step 2: Convert to fraction form
    31,888.76/44,007.30 = 17,742.51/x
  3. Step 3: Cross multiply
    31,888.76x = 44,007.30 × 17,742.51
  4. Step 4: Simplify right side
    31,888.76x = 780,799,960.32
  5. Step 5: Solve for x
    x = 780,799,960.32/31,888.76
  6. Step 6: Final answer
    x = 24,485.12

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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.