Home / 26,955.66-40,440.22-10,317

Finding the Fourth Proportional to 26,955.66, 40,440.22 and 10,317

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Solution

The fourth proportional to 26,955.66, 40,440.22 and 10,317 is: 15,478.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,955.66 : 40,440.22 = 10,317 : x
  2. Step 2: Convert to fraction form
    26,955.66/40,440.22 = 10,317/x
  3. Step 3: Cross multiply
    26,955.66x = 40,440.22 × 10,317
  4. Step 4: Simplify right side
    26,955.66x = 417,221,749.74
  5. Step 5: Solve for x
    x = 417,221,749.74/26,955.66
  6. Step 6: Final answer
    x = 15,478.08

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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.