Home / 16,919.32-23,348.70-9,366.18

Finding the Fourth Proportional to 16,919.32, 23,348.70 and 9,366.18

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Solution

The fourth proportional to 16,919.32, 23,348.70 and 9,366.18 is: 12,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.32 : 23,348.70 = 9,366.18 : x
  2. Step 2: Convert to fraction form
    16,919.32/23,348.70 = 9,366.18/x
  3. Step 3: Cross multiply
    16,919.32x = 23,348.70 × 9,366.18
  4. Step 4: Simplify right side
    16,919.32x = 218,688,126.97
  5. Step 5: Solve for x
    x = 218,688,126.97/16,919.32
  6. Step 6: Final answer
    x = 12,925.35

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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.