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Finding the Fourth Proportional to 29,880.14, 44,820.18 and 9,103.64

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Solution

The fourth proportional to 29,880.14, 44,820.18 and 9,103.64 is: 13,655.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,880.14 : 44,820.18 = 9,103.64 : x
  2. Step 2: Convert to fraction form
    29,880.14/44,820.18 = 9,103.64/x
  3. Step 3: Cross multiply
    29,880.14x = 44,820.18 × 9,103.64
  4. Step 4: Simplify right side
    29,880.14x = 408,026,783.46
  5. Step 5: Solve for x
    x = 408,026,783.46/29,880.14
  6. Step 6: Final answer
    x = 13,655.45

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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.