Home / 19,659.05-29,488.20-4,867.97

Finding the Fourth Proportional to 19,659.05, 29,488.20 and 4,867.97

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Solution

The fourth proportional to 19,659.05, 29,488.20 and 4,867.97 is: 7,301.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659.05 : 29,488.20 = 4,867.97 : x
  2. Step 2: Convert to fraction form
    19,659.05/29,488.20 = 4,867.97/x
  3. Step 3: Cross multiply
    19,659.05x = 29,488.20 × 4,867.97
  4. Step 4: Simplify right side
    19,659.05x = 143,547,525.51
  5. Step 5: Solve for x
    x = 143,547,525.51/19,659.05
  6. Step 6: Final answer
    x = 7,301.86

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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.