Home / 19,001.02-28,462.65-11,186.14

Finding the Fourth Proportional to 19,001.02, 28,462.65 and 11,186.14

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Solution

The fourth proportional to 19,001.02, 28,462.65 and 11,186.14 is: 16,756.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.02 : 28,462.65 = 11,186.14 : x
  2. Step 2: Convert to fraction form
    19,001.02/28,462.65 = 11,186.14/x
  3. Step 3: Cross multiply
    19,001.02x = 28,462.65 × 11,186.14
  4. Step 4: Simplify right side
    19,001.02x = 318,387,187.67
  5. Step 5: Solve for x
    x = 318,387,187.67/19,001.02
  6. Step 6: Final answer
    x = 16,756.32

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1.5x scale

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.