Home / 56,228.06-77,595.03-30,734.46

Finding the Fourth Proportional to 56,228.06, 77,595.03 and 30,734.46

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Solution

The fourth proportional to 56,228.06, 77,595.03 and 30,734.46 is: 42,413.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,228.06 : 77,595.03 = 30,734.46 : x
  2. Step 2: Convert to fraction form
    56,228.06/77,595.03 = 30,734.46/x
  3. Step 3: Cross multiply
    56,228.06x = 77,595.03 × 30,734.46
  4. Step 4: Simplify right side
    56,228.06x = 2,384,841,345.73
  5. Step 5: Solve for x
    x = 2,384,841,345.73/56,228.06
  6. Step 6: Final answer
    x = 42,413.72

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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.