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Finding the Fourth Proportional to 19,337.58, 29,009.16 and 7,334.16

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Solution

The fourth proportional to 19,337.58, 29,009.16 and 7,334.16 is: 11,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.58 : 29,009.16 = 7,334.16 : x
  2. Step 2: Convert to fraction form
    19,337.58/29,009.16 = 7,334.16/x
  3. Step 3: Cross multiply
    19,337.58x = 29,009.16 × 7,334.16
  4. Step 4: Simplify right side
    19,337.58x = 212,757,820.91
  5. Step 5: Solve for x
    x = 212,757,820.91/19,337.58
  6. Step 6: Final answer
    x = 11,002.30

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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.