Home / 55,822.06-77,033.08-31,947.20

Finding the Fourth Proportional to 55,822.06, 77,033.08 and 31,947.20

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Solution

The fourth proportional to 55,822.06, 77,033.08 and 31,947.20 is: 44,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,822.06 : 77,033.08 = 31,947.20 : x
  2. Step 2: Convert to fraction form
    55,822.06/77,033.08 = 31,947.20/x
  3. Step 3: Cross multiply
    55,822.06x = 77,033.08 × 31,947.20
  4. Step 4: Simplify right side
    55,822.06x = 2,460,991,213.38
  5. Step 5: Solve for x
    x = 2,460,991,213.38/55,822.06
  6. Step 6: Final answer
    x = 44,086.36

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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.