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Finding the Fourth Proportional to 29,275.50, 43,913.26 and 10,807.50

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Solution

The fourth proportional to 29,275.50, 43,913.26 and 10,807.50 is: 16,211.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,275.50 : 43,913.26 = 10,807.50 : x
  2. Step 2: Convert to fraction form
    29,275.50/43,913.26 = 10,807.50/x
  3. Step 3: Cross multiply
    29,275.50x = 43,913.26 × 10,807.50
  4. Step 4: Simplify right side
    29,275.50x = 474,592,557.45
  5. Step 5: Solve for x
    x = 474,592,557.45/29,275.50
  6. Step 6: Final answer
    x = 16,211.25

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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.