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Finding the Fourth Proportional to 29,339.70, 44,009.55 and 9,618.90

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Solution

The fourth proportional to 29,339.70, 44,009.55 and 9,618.90 is: 14,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,339.70 : 44,009.55 = 9,618.90 : x
  2. Step 2: Convert to fraction form
    29,339.70/44,009.55 = 9,618.90/x
  3. Step 3: Cross multiply
    29,339.70x = 44,009.55 × 9,618.90
  4. Step 4: Simplify right side
    29,339.70x = 423,323,460.50
  5. Step 5: Solve for x
    x = 423,323,460.50/29,339.70
  6. Step 6: Final answer
    x = 14,428.35

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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.