Home / 42,997.91-64,515.35-22,235.99

Finding the Fourth Proportional to 42,997.91, 64,515.35 and 22,235.99

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Solution

The fourth proportional to 42,997.91, 64,515.35 and 22,235.99 is: 33,363.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,997.91 : 64,515.35 = 22,235.99 : x
  2. Step 2: Convert to fraction form
    42,997.91/64,515.35 = 22,235.99/x
  3. Step 3: Cross multiply
    42,997.91x = 64,515.35 × 22,235.99
  4. Step 4: Simplify right side
    42,997.91x = 1,434,562,566.27
  5. Step 5: Solve for x
    x = 1,434,562,566.27/42,997.91
  6. Step 6: Final answer
    x = 33,363.54

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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.