Home / 19,382.39-29,091.74-9,528.74

Finding the Fourth Proportional to 19,382.39, 29,091.74 and 9,528.74

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Solution

The fourth proportional to 19,382.39, 29,091.74 and 9,528.74 is: 14,302.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382.39 : 29,091.74 = 9,528.74 : x
  2. Step 2: Convert to fraction form
    19,382.39/29,091.74 = 9,528.74/x
  3. Step 3: Cross multiply
    19,382.39x = 29,091.74 × 9,528.74
  4. Step 4: Simplify right side
    19,382.39x = 277,207,626.61
  5. Step 5: Solve for x
    x = 277,207,626.61/19,382.39
  6. Step 6: Final answer
    x = 14,302.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.