Home / 25,547.96-38,326.52-10,555.09

Finding the Fourth Proportional to 25,547.96, 38,326.52 and 10,555.09

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Solution

The fourth proportional to 25,547.96, 38,326.52 and 10,555.09 is: 15,834.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,547.96 : 38,326.52 = 10,555.09 : x
  2. Step 2: Convert to fraction form
    25,547.96/38,326.52 = 10,555.09/x
  3. Step 3: Cross multiply
    25,547.96x = 38,326.52 × 10,555.09
  4. Step 4: Simplify right side
    25,547.96x = 404,539,798.56
  5. Step 5: Solve for x
    x = 404,539,798.56/25,547.96
  6. Step 6: Final answer
    x = 15,834.52

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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.