Home / 55,210.89-82,829.54-17,774.46

Finding the Fourth Proportional to 55,210.89, 82,829.54 and 17,774.46

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Solution

The fourth proportional to 55,210.89, 82,829.54 and 17,774.46 is: 26,665.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,210.89 : 82,829.54 = 17,774.46 : x
  2. Step 2: Convert to fraction form
    55,210.89/82,829.54 = 17,774.46/x
  3. Step 3: Cross multiply
    55,210.89x = 82,829.54 × 17,774.46
  4. Step 4: Simplify right side
    55,210.89x = 1,472,250,345.55
  5. Step 5: Solve for x
    x = 1,472,250,345.55/55,210.89
  6. Step 6: Final answer
    x = 26,665.94

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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.