Home / 56,176.88-77,524.70-31,026.38

Finding the Fourth Proportional to 56,176.88, 77,524.70 and 31,026.38

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Solution

The fourth proportional to 56,176.88, 77,524.70 and 31,026.38 is: 42,816.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,176.88 : 77,524.70 = 31,026.38 : x
  2. Step 2: Convert to fraction form
    56,176.88/77,524.70 = 31,026.38/x
  3. Step 3: Cross multiply
    56,176.88x = 77,524.70 × 31,026.38
  4. Step 4: Simplify right side
    56,176.88x = 2,405,310,258.83
  5. Step 5: Solve for x
    x = 2,405,310,258.83/56,176.88
  6. Step 6: Final answer
    x = 42,816.73

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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.