Home / 14,968.13-20,656.17-8,254.03

Finding the Fourth Proportional to 14,968.13, 20,656.17 and 8,254.03

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Solution

The fourth proportional to 14,968.13, 20,656.17 and 8,254.03 is: 11,390.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,968.13 : 20,656.17 = 8,254.03 : x
  2. Step 2: Convert to fraction form
    14,968.13/20,656.17 = 8,254.03/x
  3. Step 3: Cross multiply
    14,968.13x = 20,656.17 × 8,254.03
  4. Step 4: Simplify right side
    14,968.13x = 170,496,646.87
  5. Step 5: Solve for x
    x = 170,496,646.87/14,968.13
  6. Step 6: Final answer
    x = 11,390.64

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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.