Home / 32,890.97-45,386.03-19,462.79

Finding the Fourth Proportional to 32,890.97, 45,386.03 and 19,462.79

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Solution

The fourth proportional to 32,890.97, 45,386.03 and 19,462.79 is: 26,856.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,890.97 : 45,386.03 = 19,462.79 : x
  2. Step 2: Convert to fraction form
    32,890.97/45,386.03 = 19,462.79/x
  3. Step 3: Cross multiply
    32,890.97x = 45,386.03 × 19,462.79
  4. Step 4: Simplify right side
    32,890.97x = 883,338,446.58
  5. Step 5: Solve for x
    x = 883,338,446.58/32,890.97
  6. Step 6: Final answer
    x = 26,856.57

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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.