Home / 53,125.04-73,311.12-30,467.84

Finding the Fourth Proportional to 53,125.04, 73,311.12 and 30,467.84

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Solution

The fourth proportional to 53,125.04, 73,311.12 and 30,467.84 is: 42,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,125.04 : 73,311.12 = 30,467.84 : x
  2. Step 2: Convert to fraction form
    53,125.04/73,311.12 = 30,467.84/x
  3. Step 3: Cross multiply
    53,125.04x = 73,311.12 × 30,467.84
  4. Step 4: Simplify right side
    53,125.04x = 2,233,631,474.38
  5. Step 5: Solve for x
    x = 2,233,631,474.38/53,125.04
  6. Step 6: Final answer
    x = 42,044.80

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Double scale
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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.