Home / 56,300.06-77,678.80-33,628.97

Finding the Fourth Proportional to 56,300.06, 77,678.80 and 33,628.97

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Solution

The fourth proportional to 56,300.06, 77,678.80 and 33,628.97 is: 46,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,300.06 : 77,678.80 = 33,628.97 : x
  2. Step 2: Convert to fraction form
    56,300.06/77,678.80 = 33,628.97/x
  3. Step 3: Cross multiply
    56,300.06x = 77,678.80 × 33,628.97
  4. Step 4: Simplify right side
    56,300.06x = 2,612,258,144.96
  5. Step 5: Solve for x
    x = 2,612,258,144.96/56,300.06
  6. Step 6: Final answer
    x = 46,398.85

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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.