Home / 33,875.38-46,749.77-20,446.45

Finding the Fourth Proportional to 33,875.38, 46,749.77 and 20,446.45

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Solution

The fourth proportional to 33,875.38, 46,749.77 and 20,446.45 is: 28,217.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,875.38 : 46,749.77 = 20,446.45 : x
  2. Step 2: Convert to fraction form
    33,875.38/46,749.77 = 20,446.45/x
  3. Step 3: Cross multiply
    33,875.38x = 46,749.77 × 20,446.45
  4. Step 4: Simplify right side
    33,875.38x = 955,866,834.82
  5. Step 5: Solve for x
    x = 955,866,834.82/33,875.38
  6. Step 6: Final answer
    x = 28,217.15

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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.