Home / 38,895.36-53,670.24-22,125.12

Finding the Fourth Proportional to 38,895.36, 53,670.24 and 22,125.12

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Solution

The fourth proportional to 38,895.36, 53,670.24 and 22,125.12 is: 30,529.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,895.36 : 53,670.24 = 22,125.12 : x
  2. Step 2: Convert to fraction form
    38,895.36/53,670.24 = 22,125.12/x
  3. Step 3: Cross multiply
    38,895.36x = 53,670.24 × 22,125.12
  4. Step 4: Simplify right side
    38,895.36x = 1,187,460,500.43
  5. Step 5: Solve for x
    x = 1,187,460,500.43/38,895.36
  6. Step 6: Final answer
    x = 30,529.62

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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.