Home / 40,226.02-55,509.24-22,319.89

Finding the Fourth Proportional to 40,226.02, 55,509.24 and 22,319.89

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Solution

The fourth proportional to 40,226.02, 55,509.24 and 22,319.89 is: 30,799.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,226.02 : 55,509.24 = 22,319.89 : x
  2. Step 2: Convert to fraction form
    40,226.02/55,509.24 = 22,319.89/x
  3. Step 3: Cross multiply
    40,226.02x = 55,509.24 × 22,319.89
  4. Step 4: Simplify right side
    40,226.02x = 1,238,960,130.78
  5. Step 5: Solve for x
    x = 1,238,960,130.78/40,226.02
  6. Step 6: Final answer
    x = 30,799.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.