Home / 55,807.20-83,710.80-33,663.83

Finding the Fourth Proportional to 55,807.20, 83,710.80 and 33,663.83

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Solution

The fourth proportional to 55,807.20, 83,710.80 and 33,663.83 is: 50,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,807.20 : 83,710.80 = 33,663.83 : x
  2. Step 2: Convert to fraction form
    55,807.20/83,710.80 = 33,663.83/x
  3. Step 3: Cross multiply
    55,807.20x = 83,710.80 × 33,663.83
  4. Step 4: Simplify right side
    55,807.20x = 2,818,025,721.81
  5. Step 5: Solve for x
    x = 2,818,025,721.81/55,807.20
  6. Step 6: Final answer
    x = 50,495.74

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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.