Home / 31,570.64-43,566.96-17,423.12

Finding the Fourth Proportional to 31,570.64, 43,566.96 and 17,423.12

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Solution

The fourth proportional to 31,570.64, 43,566.96 and 17,423.12 is: 24,043.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,570.64 : 43,566.96 = 17,423.12 : x
  2. Step 2: Convert to fraction form
    31,570.64/43,566.96 = 17,423.12/x
  3. Step 3: Cross multiply
    31,570.64x = 43,566.96 × 17,423.12
  4. Step 4: Simplify right side
    31,570.64x = 759,072,372.12
  5. Step 5: Solve for x
    x = 759,072,372.12/31,570.64
  6. Step 6: Final answer
    x = 24,043.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.