Home / 14,228.33-19,635.63-7,941.92

Finding the Fourth Proportional to 14,228.33, 19,635.63 and 7,941.92

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Solution

The fourth proportional to 14,228.33, 19,635.63 and 7,941.92 is: 10,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.33 : 19,635.63 = 7,941.92 : x
  2. Step 2: Convert to fraction form
    14,228.33/19,635.63 = 7,941.92/x
  3. Step 3: Cross multiply
    14,228.33x = 19,635.63 × 7,941.92
  4. Step 4: Simplify right side
    14,228.33x = 155,944,602.61
  5. Step 5: Solve for x
    x = 155,944,602.61/14,228.33
  6. Step 6: Final answer
    x = 10,960.15

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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.