Home / 56,710.73-85,054.86-28,623.58

Finding the Fourth Proportional to 56,710.73, 85,054.86 and 28,623.58

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Solution

The fourth proportional to 56,710.73, 85,054.86 and 28,623.58 is: 42,929.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710.73 : 85,054.86 = 28,623.58 : x
  2. Step 2: Convert to fraction form
    56,710.73/85,054.86 = 28,623.58/x
  3. Step 3: Cross multiply
    56,710.73x = 85,054.86 × 28,623.58
  4. Step 4: Simplify right side
    56,710.73x = 2,434,574,376.96
  5. Step 5: Solve for x
    x = 2,434,574,376.96/56,710.73
  6. Step 6: Final answer
    x = 42,929.69

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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.