Home / 31,484.03-43,438.14-17,869.82

Finding the Fourth Proportional to 31,484.03, 43,438.14 and 17,869.82

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Solution

The fourth proportional to 31,484.03, 43,438.14 and 17,869.82 is: 24,654.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,484.03 : 43,438.14 = 17,869.82 : x
  2. Step 2: Convert to fraction form
    31,484.03/43,438.14 = 17,869.82/x
  3. Step 3: Cross multiply
    31,484.03x = 43,438.14 × 17,869.82
  4. Step 4: Simplify right side
    31,484.03x = 776,231,525.74
  5. Step 5: Solve for x
    x = 776,231,525.74/31,484.03
  6. Step 6: Final answer
    x = 24,654.77

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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.