Home / 55,040.04-82,560.06-22,185

Finding the Fourth Proportional to 55,040.04, 82,560.06 and 22,185

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Solution

The fourth proportional to 55,040.04, 82,560.06 and 22,185 is: 33,277.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,040.04 : 82,560.06 = 22,185 : x
  2. Step 2: Convert to fraction form
    55,040.04/82,560.06 = 22,185/x
  3. Step 3: Cross multiply
    55,040.04x = 82,560.06 × 22,185
  4. Step 4: Simplify right side
    55,040.04x = 1,831,594,931.10
  5. Step 5: Solve for x
    x = 1,831,594,931.10/55,040.04
  6. Step 6: Final answer
    x = 33,277.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.