Home / 27,807.01-38,373.79-15,060.34

Finding the Fourth Proportional to 27,807.01, 38,373.79 and 15,060.34

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Solution

The fourth proportional to 27,807.01, 38,373.79 and 15,060.34 is: 20,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,807.01 : 38,373.79 = 15,060.34 : x
  2. Step 2: Convert to fraction form
    27,807.01/38,373.79 = 15,060.34/x
  3. Step 3: Cross multiply
    27,807.01x = 38,373.79 × 15,060.34
  4. Step 4: Simplify right side
    27,807.01x = 577,922,334.80
  5. Step 5: Solve for x
    x = 577,922,334.80/27,807.01
  6. Step 6: Final answer
    x = 20,783.33

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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.