Home / 27,014.64-37,280.60-15,078.89

Finding the Fourth Proportional to 27,014.64, 37,280.60 and 15,078.89

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Solution

The fourth proportional to 27,014.64, 37,280.60 and 15,078.89 is: 20,809.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,014.64 : 37,280.60 = 15,078.89 : x
  2. Step 2: Convert to fraction form
    27,014.64/37,280.60 = 15,078.89/x
  3. Step 3: Cross multiply
    27,014.64x = 37,280.60 × 15,078.89
  4. Step 4: Simplify right side
    27,014.64x = 562,149,917.83
  5. Step 5: Solve for x
    x = 562,149,917.83/27,014.64
  6. Step 6: Final answer
    x = 20,809.08

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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.