Home / 27,014.19-37,280.10-15,684.62

Finding the Fourth Proportional to 27,014.19, 37,280.10 and 15,684.62

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Solution

The fourth proportional to 27,014.19, 37,280.10 and 15,684.62 is: 21,645.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,014.19 : 37,280.10 = 15,684.62 : x
  2. Step 2: Convert to fraction form
    27,014.19/37,280.10 = 15,684.62/x
  3. Step 3: Cross multiply
    27,014.19x = 37,280.10 × 15,684.62
  4. Step 4: Simplify right side
    27,014.19x = 584,724,015.66
  5. Step 5: Solve for x
    x = 584,724,015.66/27,014.19
  6. Step 6: Final answer
    x = 21,645.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.