Home / 39,363.12-54,343.71-25,929.45

Finding the Fourth Proportional to 39,363.12, 54,343.71 and 25,929.45

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Solution

The fourth proportional to 39,363.12, 54,343.71 and 25,929.45 is: 35,797.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,363.12 : 54,343.71 = 25,929.45 : x
  2. Step 2: Convert to fraction form
    39,363.12/54,343.71 = 25,929.45/x
  3. Step 3: Cross multiply
    39,363.12x = 54,343.71 × 25,929.45
  4. Step 4: Simplify right side
    39,363.12x = 1,409,102,511.26
  5. Step 5: Solve for x
    x = 1,409,102,511.26/39,363.12
  6. Step 6: Final answer
    x = 35,797.53

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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.