Home / 31,890.32-44,005.80-17,743.52

Finding the Fourth Proportional to 31,890.32, 44,005.80 and 17,743.52

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Solution

The fourth proportional to 31,890.32, 44,005.80 and 17,743.52 is: 24,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,890.32 : 44,005.80 = 17,743.52 : x
  2. Step 2: Convert to fraction form
    31,890.32/44,005.80 = 17,743.52/x
  3. Step 3: Cross multiply
    31,890.32x = 44,005.80 × 17,743.52
  4. Step 4: Simplify right side
    31,890.32x = 780,817,792.42
  5. Step 5: Solve for x
    x = 780,817,792.42/31,890.32
  6. Step 6: Final answer
    x = 24,484.48

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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.