Home / 14,710.20-22,016.70-11,405.40

Finding the Fourth Proportional to 14,710.20, 22,016.70 and 11,405.40

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Solution

The fourth proportional to 14,710.20, 22,016.70 and 11,405.40 is: 17,070.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,710.20 : 22,016.70 = 11,405.40 : x
  2. Step 2: Convert to fraction form
    14,710.20/22,016.70 = 11,405.40/x
  3. Step 3: Cross multiply
    14,710.20x = 22,016.70 × 11,405.40
  4. Step 4: Simplify right side
    14,710.20x = 251,109,270.18
  5. Step 5: Solve for x
    x = 251,109,270.18/14,710.20
  6. Step 6: Final answer
    x = 17,070.42

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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.