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Finding the Fourth Proportional to 29,967.32, 44,971.04 and 12,437.15

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Solution

The fourth proportional to 29,967.32, 44,971.04 and 12,437.15 is: 18,664.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,967.32 : 44,971.04 = 12,437.15 : x
  2. Step 2: Convert to fraction form
    29,967.32/44,971.04 = 12,437.15/x
  3. Step 3: Cross multiply
    29,967.32x = 44,971.04 × 12,437.15
  4. Step 4: Simplify right side
    29,967.32x = 559,311,376.37
  5. Step 5: Solve for x
    x = 559,311,376.37/29,967.32
  6. Step 6: Final answer
    x = 18,664.04

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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.