Home / 25,618.74-38,434.05-10,036.50

Finding the Fourth Proportional to 25,618.74, 38,434.05 and 10,036.50

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Solution

The fourth proportional to 25,618.74, 38,434.05 and 10,036.50 is: 15,057.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.74 : 38,434.05 = 10,036.50 : x
  2. Step 2: Convert to fraction form
    25,618.74/38,434.05 = 10,036.50/x
  3. Step 3: Cross multiply
    25,618.74x = 38,434.05 × 10,036.50
  4. Step 4: Simplify right side
    25,618.74x = 385,743,342.83
  5. Step 5: Solve for x
    x = 385,743,342.83/25,618.74
  6. Step 6: Final answer
    x = 15,057.08

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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.