Home / 29,656.19-44,500.68-12,138.32

Finding the Fourth Proportional to 29,656.19, 44,500.68 and 12,138.32

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Solution

The fourth proportional to 29,656.19, 44,500.68 and 12,138.32 is: 18,214.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,656.19 : 44,500.68 = 12,138.32 : x
  2. Step 2: Convert to fraction form
    29,656.19/44,500.68 = 12,138.32/x
  3. Step 3: Cross multiply
    29,656.19x = 44,500.68 × 12,138.32
  4. Step 4: Simplify right side
    29,656.19x = 540,163,271.55
  5. Step 5: Solve for x
    x = 540,163,271.55/29,656.19
  6. Step 6: Final answer
    x = 18,214.19

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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.