Home / 56,001.14-77,281.54-30,850.64

Finding the Fourth Proportional to 56,001.14, 77,281.54 and 30,850.64

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Solution

The fourth proportional to 56,001.14, 77,281.54 and 30,850.64 is: 42,573.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,001.14 : 77,281.54 = 30,850.64 : x
  2. Step 2: Convert to fraction form
    56,001.14/77,281.54 = 30,850.64/x
  3. Step 3: Cross multiply
    56,001.14x = 77,281.54 × 30,850.64
  4. Step 4: Simplify right side
    56,001.14x = 2,384,185,162.39
  5. Step 5: Solve for x
    x = 2,384,185,162.39/56,001.14
  6. Step 6: Final answer
    x = 42,573.87

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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.