Home / 40,575.16-56,065.26-31,224.52

Finding the Fourth Proportional to 40,575.16, 56,065.26 and 31,224.52

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Solution

The fourth proportional to 40,575.16, 56,065.26 and 31,224.52 is: 43,144.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,575.16 : 56,065.26 = 31,224.52 : x
  2. Step 2: Convert to fraction form
    40,575.16/56,065.26 = 31,224.52/x
  3. Step 3: Cross multiply
    40,575.16x = 56,065.26 × 31,224.52
  4. Step 4: Simplify right side
    40,575.16x = 1,750,610,832.18
  5. Step 5: Solve for x
    x = 1,750,610,832.18/40,575.16
  6. Step 6: Final answer
    x = 43,144.89

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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.