Home / 14,535.85-21,803.86-5,176.23

Finding the Fourth Proportional to 14,535.85, 21,803.86 and 5,176.23

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Solution

The fourth proportional to 14,535.85, 21,803.86 and 5,176.23 is: 7,764.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,535.85 : 21,803.86 = 5,176.23 : x
  2. Step 2: Convert to fraction form
    14,535.85/21,803.86 = 5,176.23/x
  3. Step 3: Cross multiply
    14,535.85x = 21,803.86 × 5,176.23
  4. Step 4: Simplify right side
    14,535.85x = 112,861,827.04
  5. Step 5: Solve for x
    x = 112,861,827.04/14,535.85
  6. Step 6: Final answer
    x = 7,764.38

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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.