Home / 33,729.30-46,545.23-18,621.65

Finding the Fourth Proportional to 33,729.30, 46,545.23 and 18,621.65

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Solution

The fourth proportional to 33,729.30, 46,545.23 and 18,621.65 is: 25,697.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,729.30 : 46,545.23 = 18,621.65 : x
  2. Step 2: Convert to fraction form
    33,729.30/46,545.23 = 18,621.65/x
  3. Step 3: Cross multiply
    33,729.30x = 46,545.23 × 18,621.65
  4. Step 4: Simplify right side
    33,729.30x = 866,748,889.12
  5. Step 5: Solve for x
    x = 866,748,889.12/33,729.30
  6. Step 6: Final answer
    x = 25,697.21

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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.