Home / 16,113.87-22,237.34-9,040.41

Finding the Fourth Proportional to 16,113.87, 22,237.34 and 9,040.41

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Solution

The fourth proportional to 16,113.87, 22,237.34 and 9,040.41 is: 12,475.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,113.87 : 22,237.34 = 9,040.41 : x
  2. Step 2: Convert to fraction form
    16,113.87/22,237.34 = 9,040.41/x
  3. Step 3: Cross multiply
    16,113.87x = 22,237.34 × 9,040.41
  4. Step 4: Simplify right side
    16,113.87x = 201,034,625.71
  5. Step 5: Solve for x
    x = 201,034,625.71/16,113.87
  6. Step 6: Final answer
    x = 12,475.87

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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.