Home / 19,615.86-27,066.02-11,002.32

Finding the Fourth Proportional to 19,615.86, 27,066.02 and 11,002.32

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Solution

The fourth proportional to 19,615.86, 27,066.02 and 11,002.32 is: 15,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,615.86 : 27,066.02 = 11,002.32 : x
  2. Step 2: Convert to fraction form
    19,615.86/27,066.02 = 11,002.32/x
  3. Step 3: Cross multiply
    19,615.86x = 27,066.02 × 11,002.32
  4. Step 4: Simplify right side
    19,615.86x = 297,788,958.15
  5. Step 5: Solve for x
    x = 297,788,958.15/19,615.86
  6. Step 6: Final answer
    x = 15,181.03

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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.