Home / 27,214.72-40,784.08-14,707.78

Finding the Fourth Proportional to 27,214.72, 40,784.08 and 14,707.78

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Solution

The fourth proportional to 27,214.72, 40,784.08 and 14,707.78 is: 22,041.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.72 : 40,784.08 = 14,707.78 : x
  2. Step 2: Convert to fraction form
    27,214.72/40,784.08 = 14,707.78/x
  3. Step 3: Cross multiply
    27,214.72x = 40,784.08 × 14,707.78
  4. Step 4: Simplify right side
    27,214.72x = 599,843,276.14
  5. Step 5: Solve for x
    x = 599,843,276.14/27,214.72
  6. Step 6: Final answer
    x = 22,041.13

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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.