Home / 42,976.91-64,465.30-16,322.84

Finding the Fourth Proportional to 42,976.91, 64,465.30 and 16,322.84

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Solution

The fourth proportional to 42,976.91, 64,465.30 and 16,322.84 is: 24,484.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,976.91 : 64,465.30 = 16,322.84 : x
  2. Step 2: Convert to fraction form
    42,976.91/64,465.30 = 16,322.84/x
  3. Step 3: Cross multiply
    42,976.91x = 64,465.30 × 16,322.84
  4. Step 4: Simplify right side
    42,976.91x = 1,052,256,959.02
  5. Step 5: Solve for x
    x = 1,052,256,959.02/42,976.91
  6. Step 6: Final answer
    x = 24,484.24

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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.