Home / 47,976.06-66,189.54-27,821.82

Finding the Fourth Proportional to 47,976.06, 66,189.54 and 27,821.82

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Solution

The fourth proportional to 47,976.06, 66,189.54 and 27,821.82 is: 38,384.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,976.06 : 66,189.54 = 27,821.82 : x
  2. Step 2: Convert to fraction form
    47,976.06/66,189.54 = 27,821.82/x
  3. Step 3: Cross multiply
    47,976.06x = 66,189.54 × 27,821.82
  4. Step 4: Simplify right side
    47,976.06x = 1,841,513,467.76
  5. Step 5: Solve for x
    x = 1,841,513,467.76/47,976.06
  6. Step 6: Final answer
    x = 38,384.01

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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.