Home / 55,251.03-82,821.06-17,783.58

Finding the Fourth Proportional to 55,251.03, 82,821.06 and 17,783.58

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Solution

The fourth proportional to 55,251.03, 82,821.06 and 17,783.58 is: 26,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,251.03 : 82,821.06 = 17,783.58 : x
  2. Step 2: Convert to fraction form
    55,251.03/82,821.06 = 17,783.58/x
  3. Step 3: Cross multiply
    55,251.03x = 82,821.06 × 17,783.58
  4. Step 4: Simplify right side
    55,251.03x = 1,472,854,946.19
  5. Step 5: Solve for x
    x = 1,472,854,946.19/55,251.03
  6. Step 6: Final answer
    x = 26,657.51

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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.