Home / 38,537.98-53,182.78-22,622.69

Finding the Fourth Proportional to 38,537.98, 53,182.78 and 22,622.69

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Solution

The fourth proportional to 38,537.98, 53,182.78 and 22,622.69 is: 31,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,537.98 : 53,182.78 = 22,622.69 : x
  2. Step 2: Convert to fraction form
    38,537.98/53,182.78 = 22,622.69/x
  3. Step 3: Cross multiply
    38,537.98x = 53,182.78 × 22,622.69
  4. Step 4: Simplify right side
    38,537.98x = 1,203,137,621.68
  5. Step 5: Solve for x
    x = 1,203,137,621.68/38,537.98
  6. Step 6: Final answer
    x = 31,219.53

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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.