Home / 55,926.06-83,889-38,342.58

Finding the Fourth Proportional to 55,926.06, 83,889 and 38,342.58

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Solution

The fourth proportional to 55,926.06, 83,889 and 38,342.58 is: 57,513.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,926.06 : 83,889 = 38,342.58 : x
  2. Step 2: Convert to fraction form
    55,926.06/83,889 = 38,342.58/x
  3. Step 3: Cross multiply
    55,926.06x = 83,889 × 38,342.58
  4. Step 4: Simplify right side
    55,926.06x = 3,216,520,693.62
  5. Step 5: Solve for x
    x = 3,216,520,693.62/55,926.06
  6. Step 6: Final answer
    x = 57,513.81

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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.