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Finding the Fourth Proportional to 29,295.68, 43,960.80 and 10,840.64

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Solution

The fourth proportional to 29,295.68, 43,960.80 and 10,840.64 is: 16,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,295.68 : 43,960.80 = 10,840.64 : x
  2. Step 2: Convert to fraction form
    29,295.68/43,960.80 = 10,840.64/x
  3. Step 3: Cross multiply
    29,295.68x = 43,960.80 × 10,840.64
  4. Step 4: Simplify right side
    29,295.68x = 476,563,206.91
  5. Step 5: Solve for x
    x = 476,563,206.91/29,295.68
  6. Step 6: Final answer
    x = 16,267.35

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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.