Home / 16,113.74-22,236.36-9,040.55

Finding the Fourth Proportional to 16,113.74, 22,236.36 and 9,040.55

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Solution

The fourth proportional to 16,113.74, 22,236.36 and 9,040.55 is: 12,475.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,113.74 : 22,236.36 = 9,040.55 : x
  2. Step 2: Convert to fraction form
    16,113.74/22,236.36 = 9,040.55/x
  3. Step 3: Cross multiply
    16,113.74x = 22,236.36 × 9,040.55
  4. Step 4: Simplify right side
    16,113.74x = 201,028,924.40
  5. Step 5: Solve for x
    x = 201,028,924.40/16,113.74
  6. Step 6: Final answer
    x = 12,475.62

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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.