Home / 55,766.34-76,954.86-31,895.64

Finding the Fourth Proportional to 55,766.34, 76,954.86 and 31,895.64

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Solution

The fourth proportional to 55,766.34, 76,954.86 and 31,895.64 is: 44,014.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,766.34 : 76,954.86 = 31,895.64 : x
  2. Step 2: Convert to fraction form
    55,766.34/76,954.86 = 31,895.64/x
  3. Step 3: Cross multiply
    55,766.34x = 76,954.86 × 31,895.64
  4. Step 4: Simplify right side
    55,766.34x = 2,454,524,510.81
  5. Step 5: Solve for x
    x = 2,454,524,510.81/55,766.34
  6. Step 6: Final answer
    x = 44,014.45

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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.