Home / 55,856.49-77,083.44-30,364.58

Finding the Fourth Proportional to 55,856.49, 77,083.44 and 30,364.58

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Solution

The fourth proportional to 55,856.49, 77,083.44 and 30,364.58 is: 41,903.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,856.49 : 77,083.44 = 30,364.58 : x
  2. Step 2: Convert to fraction form
    55,856.49/77,083.44 = 30,364.58/x
  3. Step 3: Cross multiply
    55,856.49x = 77,083.44 × 30,364.58
  4. Step 4: Simplify right side
    55,856.49x = 2,340,605,895.14
  5. Step 5: Solve for x
    x = 2,340,605,895.14/55,856.49
  6. Step 6: Final answer
    x = 41,903.92

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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.