Home / 10,542.20-14,549.62-10,196.02

Finding the Fourth Proportional to 10,542.20, 14,549.62 and 10,196.02

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Solution

The fourth proportional to 10,542.20, 14,549.62 and 10,196.02 is: 14,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542.20 : 14,549.62 = 10,196.02 : x
  2. Step 2: Convert to fraction form
    10,542.20/14,549.62 = 10,196.02/x
  3. Step 3: Cross multiply
    10,542.20x = 14,549.62 × 10,196.02
  4. Step 4: Simplify right side
    10,542.20x = 148,348,216.51
  5. Step 5: Solve for x
    x = 148,348,216.51/10,542.20
  6. Step 6: Final answer
    x = 14,071.85

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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.