Home / 53,118.12-73,294.38-30,452.94

Finding the Fourth Proportional to 53,118.12, 73,294.38 and 30,452.94

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Solution

The fourth proportional to 53,118.12, 73,294.38 and 30,452.94 is: 42,020.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,118.12 : 73,294.38 = 30,452.94 : x
  2. Step 2: Convert to fraction form
    53,118.12/73,294.38 = 30,452.94/x
  3. Step 3: Cross multiply
    53,118.12x = 73,294.38 × 30,452.94
  4. Step 4: Simplify right side
    53,118.12x = 2,232,029,356.48
  5. Step 5: Solve for x
    x = 2,232,029,356.48/53,118.12
  6. Step 6: Final answer
    x = 42,020.11

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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.