Home / 16,018.61-22,106.66-10,631.57

Finding the Fourth Proportional to 16,018.61, 22,106.66 and 10,631.57

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Solution

The fourth proportional to 16,018.61, 22,106.66 and 10,631.57 is: 14,672.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,018.61 : 22,106.66 = 10,631.57 : x
  2. Step 2: Convert to fraction form
    16,018.61/22,106.66 = 10,631.57/x
  3. Step 3: Cross multiply
    16,018.61x = 22,106.66 × 10,631.57
  4. Step 4: Simplify right side
    16,018.61x = 235,028,339.57
  5. Step 5: Solve for x
    x = 235,028,339.57/16,018.61
  6. Step 6: Final answer
    x = 14,672.21

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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.