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Finding the Fourth Proportional to 34,673.19, 47,837.12 and 19,563.99

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Solution

The fourth proportional to 34,673.19, 47,837.12 and 19,563.99 is: 26,991.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,673.19 : 47,837.12 = 19,563.99 : x
  2. Step 2: Convert to fraction form
    34,673.19/47,837.12 = 19,563.99/x
  3. Step 3: Cross multiply
    34,673.19x = 47,837.12 × 19,563.99
  4. Step 4: Simplify right side
    34,673.19x = 935,884,839.49
  5. Step 5: Solve for x
    x = 935,884,839.49/34,673.19
  6. Step 6: Final answer
    x = 26,991.60

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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.