Home / 26,386.83-36,417.33-15,053.76

Finding the Fourth Proportional to 26,386.83, 36,417.33 and 15,053.76

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Solution

The fourth proportional to 26,386.83, 36,417.33 and 15,053.76 is: 20,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,386.83 : 36,417.33 = 15,053.76 : x
  2. Step 2: Convert to fraction form
    26,386.83/36,417.33 = 15,053.76/x
  3. Step 3: Cross multiply
    26,386.83x = 36,417.33 × 15,053.76
  4. Step 4: Simplify right side
    26,386.83x = 548,217,745.66
  5. Step 5: Solve for x
    x = 548,217,745.66/26,386.83
  6. Step 6: Final answer
    x = 20,776.19

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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.