Home / 34,807.32-48,034.14-18,891.78

Finding the Fourth Proportional to 34,807.32, 48,034.14 and 18,891.78

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Solution

The fourth proportional to 34,807.32, 48,034.14 and 18,891.78 is: 26,070.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,807.32 : 48,034.14 = 18,891.78 : x
  2. Step 2: Convert to fraction form
    34,807.32/48,034.14 = 18,891.78/x
  3. Step 3: Cross multiply
    34,807.32x = 48,034.14 × 18,891.78
  4. Step 4: Simplify right side
    34,807.32x = 907,450,405.37
  5. Step 5: Solve for x
    x = 907,450,405.37/34,807.32
  6. Step 6: Final answer
    x = 26,070.68

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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.