Home / 55,809.41-77,017.79-30,316.24

Finding the Fourth Proportional to 55,809.41, 77,017.79 and 30,316.24

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Solution

The fourth proportional to 55,809.41, 77,017.79 and 30,316.24 is: 41,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,809.41 : 77,017.79 = 30,316.24 : x
  2. Step 2: Convert to fraction form
    55,809.41/77,017.79 = 30,316.24/x
  3. Step 3: Cross multiply
    55,809.41x = 77,017.79 × 30,316.24
  4. Step 4: Simplify right side
    55,809.41x = 2,334,889,807.44
  5. Step 5: Solve for x
    x = 2,334,889,807.44/55,809.41
  6. Step 6: Final answer
    x = 41,836.85

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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.