Home / 25,109.49-37,664.45-6,389.55

Finding the Fourth Proportional to 25,109.49, 37,664.45 and 6,389.55

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Solution

The fourth proportional to 25,109.49, 37,664.45 and 6,389.55 is: 9,584.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,109.49 : 37,664.45 = 6,389.55 : x
  2. Step 2: Convert to fraction form
    25,109.49/37,664.45 = 6,389.55/x
  3. Step 3: Cross multiply
    25,109.49x = 37,664.45 × 6,389.55
  4. Step 4: Simplify right side
    25,109.49x = 240,658,854.55
  5. Step 5: Solve for x
    x = 240,658,854.55/25,109.49
  6. Step 6: Final answer
    x = 9,584.38

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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.