Home / 33,729.86-46,545.19-18,622.15

Finding the Fourth Proportional to 33,729.86, 46,545.19 and 18,622.15

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Solution

The fourth proportional to 33,729.86, 46,545.19 and 18,622.15 is: 25,697.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,729.86 : 46,545.19 = 18,622.15 : x
  2. Step 2: Convert to fraction form
    33,729.86/46,545.19 = 18,622.15/x
  3. Step 3: Cross multiply
    33,729.86x = 46,545.19 × 18,622.15
  4. Step 4: Simplify right side
    33,729.86x = 866,771,347.04
  5. Step 5: Solve for x
    x = 866,771,347.04/33,729.86
  6. Step 6: Final answer
    x = 25,697.45

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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.