Home / 26,324.19-36,315.82-15,707.67

Finding the Fourth Proportional to 26,324.19, 36,315.82 and 15,707.67

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Solution

The fourth proportional to 26,324.19, 36,315.82 and 15,707.67 is: 21,669.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,324.19 : 36,315.82 = 15,707.67 : x
  2. Step 2: Convert to fraction form
    26,324.19/36,315.82 = 15,707.67/x
  3. Step 3: Cross multiply
    26,324.19x = 36,315.82 × 15,707.67
  4. Step 4: Simplify right side
    26,324.19x = 570,436,959.89
  5. Step 5: Solve for x
    x = 570,436,959.89/26,324.19
  6. Step 6: Final answer
    x = 21,669.69

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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.