Home / 55,655.19-76,807.31-33,007.59

Finding the Fourth Proportional to 55,655.19, 76,807.31 and 33,007.59

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Solution

The fourth proportional to 55,655.19, 76,807.31 and 33,007.59 is: 45,552.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,655.19 : 76,807.31 = 33,007.59 : x
  2. Step 2: Convert to fraction form
    55,655.19/76,807.31 = 33,007.59/x
  3. Step 3: Cross multiply
    55,655.19x = 76,807.31 × 33,007.59
  4. Step 4: Simplify right side
    55,655.19x = 2,535,224,032.44
  5. Step 5: Solve for x
    x = 2,535,224,032.44/55,655.19
  6. Step 6: Final answer
    x = 45,552.34

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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.