Home / 43,056.64-64,601.56-14,979.60

Finding the Fourth Proportional to 43,056.64, 64,601.56 and 14,979.60

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Solution

The fourth proportional to 43,056.64, 64,601.56 and 14,979.60 is: 22,475.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,056.64 : 64,601.56 = 14,979.60 : x
  2. Step 2: Convert to fraction form
    43,056.64/64,601.56 = 14,979.60/x
  3. Step 3: Cross multiply
    43,056.64x = 64,601.56 × 14,979.60
  4. Step 4: Simplify right side
    43,056.64x = 967,705,528.18
  5. Step 5: Solve for x
    x = 967,705,528.18/43,056.64
  6. Step 6: Final answer
    x = 22,475.18

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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.