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Finding the Fourth Proportional to 34,898.21, 52,347.59 and 9,938.22

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Solution

The fourth proportional to 34,898.21, 52,347.59 and 9,938.22 is: 14,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,898.21 : 52,347.59 = 9,938.22 : x
  2. Step 2: Convert to fraction form
    34,898.21/52,347.59 = 9,938.22/x
  3. Step 3: Cross multiply
    34,898.21x = 52,347.59 × 9,938.22
  4. Step 4: Simplify right side
    34,898.21x = 520,241,816.20
  5. Step 5: Solve for x
    x = 520,241,816.20/34,898.21
  6. Step 6: Final answer
    x = 14,907.41

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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.