Home / 27,014.73-37,280.74-15,078.98

Finding the Fourth Proportional to 27,014.73, 37,280.74 and 15,078.98

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Solution

The fourth proportional to 27,014.73, 37,280.74 and 15,078.98 is: 20,809.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,014.73 : 37,280.74 = 15,078.98 : x
  2. Step 2: Convert to fraction form
    27,014.73/37,280.74 = 15,078.98/x
  3. Step 3: Cross multiply
    27,014.73x = 37,280.74 × 15,078.98
  4. Step 4: Simplify right side
    27,014.73x = 562,155,406.92
  5. Step 5: Solve for x
    x = 562,155,406.92/27,014.73
  6. Step 6: Final answer
    x = 20,809.22

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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.