Home / 19,769.16-29,645.08-5,914.92

Finding the Fourth Proportional to 19,769.16, 29,645.08 and 5,914.92

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Solution

The fourth proportional to 19,769.16, 29,645.08 and 5,914.92 is: 8,869.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,769.16 : 29,645.08 = 5,914.92 : x
  2. Step 2: Convert to fraction form
    19,769.16/29,645.08 = 5,914.92/x
  3. Step 3: Cross multiply
    19,769.16x = 29,645.08 × 5,914.92
  4. Step 4: Simplify right side
    19,769.16x = 175,348,276.59
  5. Step 5: Solve for x
    x = 175,348,276.59/19,769.16
  6. Step 6: Final answer
    x = 8,869.79

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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.