Home / 26,378.07-36,401.73-14,442.15

Finding the Fourth Proportional to 26,378.07, 36,401.73 and 14,442.15

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Solution

The fourth proportional to 26,378.07, 36,401.73 and 14,442.15 is: 19,930.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,378.07 : 36,401.73 = 14,442.15 : x
  2. Step 2: Convert to fraction form
    26,378.07/36,401.73 = 14,442.15/x
  3. Step 3: Cross multiply
    26,378.07x = 36,401.73 × 14,442.15
  4. Step 4: Simplify right side
    26,378.07x = 525,719,244.92
  5. Step 5: Solve for x
    x = 525,719,244.92/26,378.07
  6. Step 6: Final answer
    x = 19,930.16

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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.