Home / 55,255.40-82,955.37-32,807.06

Finding the Fourth Proportional to 55,255.40, 82,955.37 and 32,807.06

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Solution

The fourth proportional to 55,255.40, 82,955.37 and 32,807.06 is: 49,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,255.40 : 82,955.37 = 32,807.06 : x
  2. Step 2: Convert to fraction form
    55,255.40/82,955.37 = 32,807.06/x
  3. Step 3: Cross multiply
    55,255.40x = 82,955.37 × 32,807.06
  4. Step 4: Simplify right side
    55,255.40x = 2,721,521,800.91
  5. Step 5: Solve for x
    x = 2,721,521,800.91/55,255.40
  6. Step 6: Final answer
    x = 49,253.50

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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.