Home / 26,438.09-36,483.30-15,833.57

Finding the Fourth Proportional to 26,438.09, 36,483.30 and 15,833.57

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Solution

The fourth proportional to 26,438.09, 36,483.30 and 15,833.57 is: 21,849.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.09 : 36,483.30 = 15,833.57 : x
  2. Step 2: Convert to fraction form
    26,438.09/36,483.30 = 15,833.57/x
  3. Step 3: Cross multiply
    26,438.09x = 36,483.30 × 15,833.57
  4. Step 4: Simplify right side
    26,438.09x = 577,660,701.96
  5. Step 5: Solve for x
    x = 577,660,701.96/26,438.09
  6. Step 6: Final answer
    x = 21,849.57

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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.