Home / 43,280.68-64,924.73-15,198.32

Finding the Fourth Proportional to 43,280.68, 64,924.73 and 15,198.32

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Solution

The fourth proportional to 43,280.68, 64,924.73 and 15,198.32 is: 22,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,280.68 : 64,924.73 = 15,198.32 : x
  2. Step 2: Convert to fraction form
    43,280.68/64,924.73 = 15,198.32/x
  3. Step 3: Cross multiply
    43,280.68x = 64,924.73 × 15,198.32
  4. Step 4: Simplify right side
    43,280.68x = 986,746,822.45
  5. Step 5: Solve for x
    x = 986,746,822.45/43,280.68
  6. Step 6: Final answer
    x = 22,798.78

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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.