Home / 25,306.47-37,960.15-7,776.45

Finding the Fourth Proportional to 25,306.47, 37,960.15 and 7,776.45

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Solution

The fourth proportional to 25,306.47, 37,960.15 and 7,776.45 is: 11,664.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306.47 : 37,960.15 = 7,776.45 : x
  2. Step 2: Convert to fraction form
    25,306.47/37,960.15 = 7,776.45/x
  3. Step 3: Cross multiply
    25,306.47x = 37,960.15 × 7,776.45
  4. Step 4: Simplify right side
    25,306.47x = 295,195,018.67
  5. Step 5: Solve for x
    x = 295,195,018.67/25,306.47
  6. Step 6: Final answer
    x = 11,664.81

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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.