Home / 55,621.40-83,376.31-27,561.84

Finding the Fourth Proportional to 55,621.40, 83,376.31 and 27,561.84

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Solution

The fourth proportional to 55,621.40, 83,376.31 and 27,561.84 is: 41,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,621.40 : 83,376.31 = 27,561.84 : x
  2. Step 2: Convert to fraction form
    55,621.40/83,376.31 = 27,561.84/x
  3. Step 3: Cross multiply
    55,621.40x = 83,376.31 × 27,561.84
  4. Step 4: Simplify right side
    55,621.40x = 2,298,004,967.13
  5. Step 5: Solve for x
    x = 2,298,004,967.13/55,621.40
  6. Step 6: Final answer
    x = 41,315.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.