Home / 38,016.90-52,463.00-21,021.89

Finding the Fourth Proportional to 38,016.90, 52,463.00 and 21,021.89

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Solution

The fourth proportional to 38,016.90, 52,463.00 and 21,021.89 is: 29,010.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016.90 : 52,463.00 = 21,021.89 : x
  2. Step 2: Convert to fraction form
    38,016.90/52,463.00 = 21,021.89/x
  3. Step 3: Cross multiply
    38,016.90x = 52,463.00 × 21,021.89
  4. Step 4: Simplify right side
    38,016.90x = 1,102,871,047.65
  5. Step 5: Solve for x
    x = 1,102,871,047.65/38,016.90
  6. Step 6: Final answer
    x = 29,010.02

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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.