Home / 22,313.04-30,792.96-13,362

Finding the Fourth Proportional to 22,313.04, 30,792.96 and 13,362

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Solution

The fourth proportional to 22,313.04, 30,792.96 and 13,362 is: 18,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,313.04 : 30,792.96 = 13,362 : x
  2. Step 2: Convert to fraction form
    22,313.04/30,792.96 = 13,362/x
  3. Step 3: Cross multiply
    22,313.04x = 30,792.96 × 13,362
  4. Step 4: Simplify right side
    22,313.04x = 411,455,531.52
  5. Step 5: Solve for x
    x = 411,455,531.52/22,313.04
  6. Step 6: Final answer
    x = 18,440.14

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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.