Home / 25,561.31-38,341.97-11,710.31

Finding the Fourth Proportional to 25,561.31, 38,341.97 and 11,710.31

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Solution

The fourth proportional to 25,561.31, 38,341.97 and 11,710.31 is: 17,565.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,561.31 : 38,341.97 = 11,710.31 : x
  2. Step 2: Convert to fraction form
    25,561.31/38,341.97 = 11,710.31/x
  3. Step 3: Cross multiply
    25,561.31x = 38,341.97 × 11,710.31
  4. Step 4: Simplify right side
    25,561.31x = 448,996,479.84
  5. Step 5: Solve for x
    x = 448,996,479.84/25,561.31
  6. Step 6: Final answer
    x = 17,565.47

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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.