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Finding the Fourth Proportional to 33,712, 46,522.58 and 18,808

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Solution

The fourth proportional to 33,712, 46,522.58 and 18,808 is: 25,955.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,712 : 46,522.58 = 18,808 : x
  2. Step 2: Convert to fraction form
    33,712/46,522.58 = 18,808/x
  3. Step 3: Cross multiply
    33,712x = 46,522.58 × 18,808
  4. Step 4: Simplify right side
    33,712x = 874,996,684.64
  5. Step 5: Solve for x
    x = 874,996,684.64/33,712
  6. Step 6: Final answer
    x = 25,955.05

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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.