Home / 55,528.31-76,629.67-30,035.18

Finding the Fourth Proportional to 55,528.31, 76,629.67 and 30,035.18

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Solution

The fourth proportional to 55,528.31, 76,629.67 and 30,035.18 is: 41,448.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,528.31 : 76,629.67 = 30,035.18 : x
  2. Step 2: Convert to fraction form
    55,528.31/76,629.67 = 30,035.18/x
  3. Step 3: Cross multiply
    55,528.31x = 76,629.67 × 30,035.18
  4. Step 4: Simplify right side
    55,528.31x = 2,301,586,048.28
  5. Step 5: Solve for x
    x = 2,301,586,048.28/55,528.31
  6. Step 6: Final answer
    x = 41,448.87

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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.