Home / 14,681.13-22,021.74-10,318.11

Finding the Fourth Proportional to 14,681.13, 22,021.74 and 10,318.11

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Solution

The fourth proportional to 14,681.13, 22,021.74 and 10,318.11 is: 15,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681.13 : 22,021.74 = 10,318.11 : x
  2. Step 2: Convert to fraction form
    14,681.13/22,021.74 = 10,318.11/x
  3. Step 3: Cross multiply
    14,681.13x = 22,021.74 × 10,318.11
  4. Step 4: Simplify right side
    14,681.13x = 227,222,735.71
  5. Step 5: Solve for x
    x = 227,222,735.71/14,681.13
  6. Step 6: Final answer
    x = 15,477.20

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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.