Home / 28,166.96-42,347.64-27,428.24

Finding the Fourth Proportional to 28,166.96, 42,347.64 and 27,428.24

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Solution

The fourth proportional to 28,166.96, 42,347.64 and 27,428.24 is: 41,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,166.96 : 42,347.64 = 27,428.24 : x
  2. Step 2: Convert to fraction form
    28,166.96/42,347.64 = 27,428.24/x
  3. Step 3: Cross multiply
    28,166.96x = 42,347.64 × 27,428.24
  4. Step 4: Simplify right side
    28,166.96x = 1,161,521,233.35
  5. Step 5: Solve for x
    x = 1,161,521,233.35/28,166.96
  6. Step 6: Final answer
    x = 41,237.01

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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.