Home / 28,582.32-42,821.64-27,960.24

Finding the Fourth Proportional to 28,582.32, 42,821.64 and 27,960.24

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Solution

The fourth proportional to 28,582.32, 42,821.64 and 27,960.24 is: 41,889.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582.32 : 42,821.64 = 27,960.24 : x
  2. Step 2: Convert to fraction form
    28,582.32/42,821.64 = 27,960.24/x
  3. Step 3: Cross multiply
    28,582.32x = 42,821.64 × 27,960.24
  4. Step 4: Simplify right side
    28,582.32x = 1,197,303,331.59
  5. Step 5: Solve for x
    x = 1,197,303,331.59/28,582.32
  6. Step 6: Final answer
    x = 41,889.65

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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.