Home / 45,626.08-62,986.80-30,799.84

Finding the Fourth Proportional to 45,626.08, 62,986.80 and 30,799.84

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Solution

The fourth proportional to 45,626.08, 62,986.80 and 30,799.84 is: 42,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,626.08 : 62,986.80 = 30,799.84 : x
  2. Step 2: Convert to fraction form
    45,626.08/62,986.80 = 30,799.84/x
  3. Step 3: Cross multiply
    45,626.08x = 62,986.80 × 30,799.84
  4. Step 4: Simplify right side
    45,626.08x = 1,939,983,362.11
  5. Step 5: Solve for x
    x = 1,939,983,362.11/45,626.08
  6. Step 6: Final answer
    x = 42,519.18

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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.