Home / 25,387.98-35,034.66-14,057.07

Finding the Fourth Proportional to 25,387.98, 35,034.66 and 14,057.07

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Solution

The fourth proportional to 25,387.98, 35,034.66 and 14,057.07 is: 19,398.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,387.98 : 35,034.66 = 14,057.07 : x
  2. Step 2: Convert to fraction form
    25,387.98/35,034.66 = 14,057.07/x
  3. Step 3: Cross multiply
    25,387.98x = 35,034.66 × 14,057.07
  4. Step 4: Simplify right side
    25,387.98x = 492,484,668.05
  5. Step 5: Solve for x
    x = 492,484,668.05/25,387.98
  6. Step 6: Final answer
    x = 19,398.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.