Home / 51,713.64-71,372.54-31,582.10

Finding the Fourth Proportional to 51,713.64, 71,372.54 and 31,582.10

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Solution

The fourth proportional to 51,713.64, 71,372.54 and 31,582.10 is: 43,588.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,713.64 : 71,372.54 = 31,582.10 : x
  2. Step 2: Convert to fraction form
    51,713.64/71,372.54 = 31,582.10/x
  3. Step 3: Cross multiply
    51,713.64x = 71,372.54 × 31,582.10
  4. Step 4: Simplify right side
    51,713.64x = 2,254,094,952.92
  5. Step 5: Solve for x
    x = 2,254,094,952.92/51,713.64
  6. Step 6: Final answer
    x = 43,588.02

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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.