Home / 54,628.08-75,390.12-31,967.52

Finding the Fourth Proportional to 54,628.08, 75,390.12 and 31,967.52

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Solution

The fourth proportional to 54,628.08, 75,390.12 and 31,967.52 is: 44,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,628.08 : 75,390.12 = 31,967.52 : x
  2. Step 2: Convert to fraction form
    54,628.08/75,390.12 = 31,967.52/x
  3. Step 3: Cross multiply
    54,628.08x = 75,390.12 × 31,967.52
  4. Step 4: Simplify right side
    54,628.08x = 2,410,035,168.90
  5. Step 5: Solve for x
    x = 2,410,035,168.90/54,628.08
  6. Step 6: Final answer
    x = 44,117.15

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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.