Home / 14,264.85-21,406.46-7,695.57

Finding the Fourth Proportional to 14,264.85, 21,406.46 and 7,695.57

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Solution

The fourth proportional to 14,264.85, 21,406.46 and 7,695.57 is: 11,548.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.85 : 21,406.46 = 7,695.57 : x
  2. Step 2: Convert to fraction form
    14,264.85/21,406.46 = 7,695.57/x
  3. Step 3: Cross multiply
    14,264.85x = 21,406.46 × 7,695.57
  4. Step 4: Simplify right side
    14,264.85x = 164,734,903.79
  5. Step 5: Solve for x
    x = 164,734,903.79/14,264.85
  6. Step 6: Final answer
    x = 11,548.31

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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.