Home / 14,715.79-22,083.50-5,355.80

Finding the Fourth Proportional to 14,715.79, 22,083.50 and 5,355.80

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Solution

The fourth proportional to 14,715.79, 22,083.50 and 5,355.80 is: 8,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,715.79 : 22,083.50 = 5,355.80 : x
  2. Step 2: Convert to fraction form
    14,715.79/22,083.50 = 5,355.80/x
  3. Step 3: Cross multiply
    14,715.79x = 22,083.50 × 5,355.80
  4. Step 4: Simplify right side
    14,715.79x = 118,274,861.57
  5. Step 5: Solve for x
    x = 118,274,861.57/14,715.79
  6. Step 6: Final answer
    x = 8,037.28

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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.