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Finding the Fourth Proportional to 29,328.88, 44,009.88 and 13,746.64

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Solution

The fourth proportional to 29,328.88, 44,009.88 and 13,746.64 is: 20,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.88 : 44,009.88 = 13,746.64 : x
  2. Step 2: Convert to fraction form
    29,328.88/44,009.88 = 13,746.64/x
  3. Step 3: Cross multiply
    29,328.88x = 44,009.88 × 13,746.64
  4. Step 4: Simplify right side
    29,328.88x = 604,987,976.80
  5. Step 5: Solve for x
    x = 604,987,976.80/29,328.88
  6. Step 6: Final answer
    x = 20,627.72

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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.