Home / 42,382.24-63,582.96-22,650.40

Finding the Fourth Proportional to 42,382.24, 63,582.96 and 22,650.40

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Solution

The fourth proportional to 42,382.24, 63,582.96 and 22,650.40 is: 33,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,382.24 : 63,582.96 = 22,650.40 : x
  2. Step 2: Convert to fraction form
    42,382.24/63,582.96 = 22,650.40/x
  3. Step 3: Cross multiply
    42,382.24x = 63,582.96 × 22,650.40
  4. Step 4: Simplify right side
    42,382.24x = 1,440,179,477.18
  5. Step 5: Solve for x
    x = 1,440,179,477.18/42,382.24
  6. Step 6: Final answer
    x = 33,980.73

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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.