Home / 16,377.32-22,601.63-9,305.21

Finding the Fourth Proportional to 16,377.32, 22,601.63 and 9,305.21

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Solution

The fourth proportional to 16,377.32, 22,601.63 and 9,305.21 is: 12,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,377.32 : 22,601.63 = 9,305.21 : x
  2. Step 2: Convert to fraction form
    16,377.32/22,601.63 = 9,305.21/x
  3. Step 3: Cross multiply
    16,377.32x = 22,601.63 × 9,305.21
  4. Step 4: Simplify right side
    16,377.32x = 210,312,913.49
  5. Step 5: Solve for x
    x = 210,312,913.49/16,377.32
  6. Step 6: Final answer
    x = 12,841.72

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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.