Home / 14,328.55-21,500.67-5,563.81

Finding the Fourth Proportional to 14,328.55, 21,500.67 and 5,563.81

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Solution

The fourth proportional to 14,328.55, 21,500.67 and 5,563.81 is: 8,348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.55 : 21,500.67 = 5,563.81 : x
  2. Step 2: Convert to fraction form
    14,328.55/21,500.67 = 5,563.81/x
  3. Step 3: Cross multiply
    14,328.55x = 21,500.67 × 5,563.81
  4. Step 4: Simplify right side
    14,328.55x = 119,625,642.75
  5. Step 5: Solve for x
    x = 119,625,642.75/14,328.55
  6. Step 6: Final answer
    x = 8,348.76

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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.