Home / 47,977.61-66,187.70-27,822.82

Finding the Fourth Proportional to 47,977.61, 66,187.70 and 27,822.82

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Solution

The fourth proportional to 47,977.61, 66,187.70 and 27,822.82 is: 38,383.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,977.61 : 66,187.70 = 27,822.82 : x
  2. Step 2: Convert to fraction form
    47,977.61/66,187.70 = 27,822.82/x
  3. Step 3: Cross multiply
    47,977.61x = 66,187.70 × 27,822.82
  4. Step 4: Simplify right side
    47,977.61x = 1,841,528,263.07
  5. Step 5: Solve for x
    x = 1,841,528,263.07/47,977.61
  6. Step 6: Final answer
    x = 38,383.08

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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.