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Finding the Fourth Proportional to 17,755.79, 24,503.06 and 9,798.00

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Solution

The fourth proportional to 17,755.79, 24,503.06 and 9,798.00 is: 13,521.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,755.79 : 24,503.06 = 9,798.00 : x
  2. Step 2: Convert to fraction form
    17,755.79/24,503.06 = 9,798.00/x
  3. Step 3: Cross multiply
    17,755.79x = 24,503.06 × 9,798.00
  4. Step 4: Simplify right side
    17,755.79x = 240,080,914.49
  5. Step 5: Solve for x
    x = 240,080,914.49/17,755.79
  6. Step 6: Final answer
    x = 13,521.28

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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.