Home / 14,177.28-21,259.44-4,941.12

Finding the Fourth Proportional to 14,177.28, 21,259.44 and 4,941.12

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Solution

The fourth proportional to 14,177.28, 21,259.44 and 4,941.12 is: 7,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.28 : 21,259.44 = 4,941.12 : x
  2. Step 2: Convert to fraction form
    14,177.28/21,259.44 = 4,941.12/x
  3. Step 3: Cross multiply
    14,177.28x = 21,259.44 × 4,941.12
  4. Step 4: Simplify right side
    14,177.28x = 105,045,444.17
  5. Step 5: Solve for x
    x = 105,045,444.17/14,177.28
  6. Step 6: Final answer
    x = 7,409.42

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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.