Home / 34,786.66-48,005.24-18,870.76

Finding the Fourth Proportional to 34,786.66, 48,005.24 and 18,870.76

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Solution

The fourth proportional to 34,786.66, 48,005.24 and 18,870.76 is: 26,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,786.66 : 48,005.24 = 18,870.76 : x
  2. Step 2: Convert to fraction form
    34,786.66/48,005.24 = 18,870.76/x
  3. Step 3: Cross multiply
    34,786.66x = 48,005.24 × 18,870.76
  4. Step 4: Simplify right side
    34,786.66x = 905,895,362.78
  5. Step 5: Solve for x
    x = 905,895,362.78/34,786.66
  6. Step 6: Final answer
    x = 26,041.46

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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.