Home / 55,655.24-76,804.32-32,680.64

Finding the Fourth Proportional to 55,655.24, 76,804.32 and 32,680.64

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Solution

The fourth proportional to 55,655.24, 76,804.32 and 32,680.64 is: 45,099.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,655.24 : 76,804.32 = 32,680.64 : x
  2. Step 2: Convert to fraction form
    55,655.24/76,804.32 = 32,680.64/x
  3. Step 3: Cross multiply
    55,655.24x = 76,804.32 × 32,680.64
  4. Step 4: Simplify right side
    55,655.24x = 2,510,014,332.36
  5. Step 5: Solve for x
    x = 2,510,014,332.36/55,655.24
  6. Step 6: Final answer
    x = 45,099.34

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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.