Home / 55,807.16-76,983.21-35,351.76

Finding the Fourth Proportional to 55,807.16, 76,983.21 and 35,351.76

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Solution

The fourth proportional to 55,807.16, 76,983.21 and 35,351.76 is: 48,766.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,807.16 : 76,983.21 = 35,351.76 : x
  2. Step 2: Convert to fraction form
    55,807.16/76,983.21 = 35,351.76/x
  3. Step 3: Cross multiply
    55,807.16x = 76,983.21 × 35,351.76
  4. Step 4: Simplify right side
    55,807.16x = 2,721,491,787.19
  5. Step 5: Solve for x
    x = 2,721,491,787.19/55,807.16
  6. Step 6: Final answer
    x = 48,766.00

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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.