Home / 14,242.20-19,656.15-10,699.26

Finding the Fourth Proportional to 14,242.20, 19,656.15 and 10,699.26

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Solution

The fourth proportional to 14,242.20, 19,656.15 and 10,699.26 is: 14,766.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.20 : 19,656.15 = 10,699.26 : x
  2. Step 2: Convert to fraction form
    14,242.20/19,656.15 = 10,699.26/x
  3. Step 3: Cross multiply
    14,242.20x = 19,656.15 × 10,699.26
  4. Step 4: Simplify right side
    14,242.20x = 210,306,259.45
  5. Step 5: Solve for x
    x = 210,306,259.45/14,242.20
  6. Step 6: Final answer
    x = 14,766.42

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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.