Home / 26,955.09-40,423.32-10,319.85

Finding the Fourth Proportional to 26,955.09, 40,423.32 and 10,319.85

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Solution

The fourth proportional to 26,955.09, 40,423.32 and 10,319.85 is: 15,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,955.09 : 40,423.32 = 10,319.85 : x
  2. Step 2: Convert to fraction form
    26,955.09/40,423.32 = 10,319.85/x
  3. Step 3: Cross multiply
    26,955.09x = 40,423.32 × 10,319.85
  4. Step 4: Simplify right side
    26,955.09x = 417,162,598.90
  5. Step 5: Solve for x
    x = 417,162,598.90/26,955.09
  6. Step 6: Final answer
    x = 15,476.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.