Home / 26,315.10-36,314.41-14,378.18

Finding the Fourth Proportional to 26,315.10, 36,314.41 and 14,378.18

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Solution

The fourth proportional to 26,315.10, 36,314.41 and 14,378.18 is: 19,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.10 : 36,314.41 = 14,378.18 : x
  2. Step 2: Convert to fraction form
    26,315.10/36,314.41 = 14,378.18/x
  3. Step 3: Cross multiply
    26,315.10x = 36,314.41 × 14,378.18
  4. Step 4: Simplify right side
    26,315.10x = 522,135,123.57
  5. Step 5: Solve for x
    x = 522,135,123.57/26,315.10
  6. Step 6: Final answer
    x = 19,841.65

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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.