Home / 25,966.01-38,921.21-18,547.97

Finding the Fourth Proportional to 25,966.01, 38,921.21 and 18,547.97

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Solution

The fourth proportional to 25,966.01, 38,921.21 and 18,547.97 is: 27,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,966.01 : 38,921.21 = 18,547.97 : x
  2. Step 2: Convert to fraction form
    25,966.01/38,921.21 = 18,547.97/x
  3. Step 3: Cross multiply
    25,966.01x = 38,921.21 × 18,547.97
  4. Step 4: Simplify right side
    25,966.01x = 721,909,217.65
  5. Step 5: Solve for x
    x = 721,909,217.65/25,966.01
  6. Step 6: Final answer
    x = 27,802.08

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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.