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Finding the Fourth Proportional to 17,735.10, 26,602.65 and 10,347.90

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Solution

The fourth proportional to 17,735.10, 26,602.65 and 10,347.90 is: 15,521.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,735.10 : 26,602.65 = 10,347.90 : x
  2. Step 2: Convert to fraction form
    17,735.10/26,602.65 = 10,347.90/x
  3. Step 3: Cross multiply
    17,735.10x = 26,602.65 × 10,347.90
  4. Step 4: Simplify right side
    17,735.10x = 275,281,561.94
  5. Step 5: Solve for x
    x = 275,281,561.94/17,735.10
  6. Step 6: Final answer
    x = 15,521.85

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1.5x scale

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.