Home / 14,175.11-19,541.16-9,387.02

Finding the Fourth Proportional to 14,175.11, 19,541.16 and 9,387.02

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Solution

The fourth proportional to 14,175.11, 19,541.16 and 9,387.02 is: 12,940.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.11 : 19,541.16 = 9,387.02 : x
  2. Step 2: Convert to fraction form
    14,175.11/19,541.16 = 9,387.02/x
  3. Step 3: Cross multiply
    14,175.11x = 19,541.16 × 9,387.02
  4. Step 4: Simplify right side
    14,175.11x = 183,433,308.60
  5. Step 5: Solve for x
    x = 183,433,308.60/14,175.11
  6. Step 6: Final answer
    x = 12,940.52

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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.