Home / 22,331.18-30,813.81-14,384.18

Finding the Fourth Proportional to 22,331.18, 30,813.81 and 14,384.18

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Solution

The fourth proportional to 22,331.18, 30,813.81 and 14,384.18 is: 19,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,331.18 : 30,813.81 = 14,384.18 : x
  2. Step 2: Convert to fraction form
    22,331.18/30,813.81 = 14,384.18/x
  3. Step 3: Cross multiply
    22,331.18x = 30,813.81 × 14,384.18
  4. Step 4: Simplify right side
    22,331.18x = 443,231,389.53
  5. Step 5: Solve for x
    x = 443,231,389.53/22,331.18
  6. Step 6: Final answer
    x = 19,848.10

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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.