Home / 27,833.98-38,461.73-20,267.10

Finding the Fourth Proportional to 27,833.98, 38,461.73 and 20,267.10

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Solution

The fourth proportional to 27,833.98, 38,461.73 and 20,267.10 is: 28,005.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,833.98 : 38,461.73 = 20,267.10 : x
  2. Step 2: Convert to fraction form
    27,833.98/38,461.73 = 20,267.10/x
  3. Step 3: Cross multiply
    27,833.98x = 38,461.73 × 20,267.10
  4. Step 4: Simplify right side
    27,833.98x = 779,507,728.08
  5. Step 5: Solve for x
    x = 779,507,728.08/27,833.98
  6. Step 6: Final answer
    x = 28,005.62

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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.