Home / 14,968.20-22,409.10-13,240.20

Finding the Fourth Proportional to 14,968.20, 22,409.10 and 13,240.20

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Solution

The fourth proportional to 14,968.20, 22,409.10 and 13,240.20 is: 19,822.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,968.20 : 22,409.10 = 13,240.20 : x
  2. Step 2: Convert to fraction form
    14,968.20/22,409.10 = 13,240.20/x
  3. Step 3: Cross multiply
    14,968.20x = 22,409.10 × 13,240.20
  4. Step 4: Simplify right side
    14,968.20x = 296,700,965.82
  5. Step 5: Solve for x
    x = 296,700,965.82/14,968.20
  6. Step 6: Final answer
    x = 19,822.09

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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.