Home / 16,254.12-24,378.68-5,159.36

Finding the Fourth Proportional to 16,254.12, 24,378.68 and 5,159.36

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Solution

The fourth proportional to 16,254.12, 24,378.68 and 5,159.36 is: 7,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,254.12 : 24,378.68 = 5,159.36 : x
  2. Step 2: Convert to fraction form
    16,254.12/24,378.68 = 5,159.36/x
  3. Step 3: Cross multiply
    16,254.12x = 24,378.68 × 5,159.36
  4. Step 4: Simplify right side
    16,254.12x = 125,778,386.44
  5. Step 5: Solve for x
    x = 125,778,386.44/16,254.12
  6. Step 6: Final answer
    x = 7,738.25

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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.