Home / 22,424.24-30,931.96-14,359.64

Finding the Fourth Proportional to 22,424.24, 30,931.96 and 14,359.64

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Solution

The fourth proportional to 22,424.24, 30,931.96 and 14,359.64 is: 19,807.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,424.24 : 30,931.96 = 14,359.64 : x
  2. Step 2: Convert to fraction form
    22,424.24/30,931.96 = 14,359.64/x
  3. Step 3: Cross multiply
    22,424.24x = 30,931.96 × 14,359.64
  4. Step 4: Simplify right side
    22,424.24x = 444,171,738.30
  5. Step 5: Solve for x
    x = 444,171,738.30/22,424.24
  6. Step 6: Final answer
    x = 19,807.66

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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.