Home / 38,267.29-52,808.81-21,270.99

Finding the Fourth Proportional to 38,267.29, 52,808.81 and 21,270.99

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Solution

The fourth proportional to 38,267.29, 52,808.81 and 21,270.99 is: 29,353.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,267.29 : 52,808.81 = 21,270.99 : x
  2. Step 2: Convert to fraction form
    38,267.29/52,808.81 = 21,270.99/x
  3. Step 3: Cross multiply
    38,267.29x = 52,808.81 × 21,270.99
  4. Step 4: Simplify right side
    38,267.29x = 1,123,295,669.42
  5. Step 5: Solve for x
    x = 1,123,295,669.42/38,267.29
  6. Step 6: Final answer
    x = 29,353.94

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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.