Home / 14,346.16-21,515.06-5,578.99

Finding the Fourth Proportional to 14,346.16, 21,515.06 and 5,578.99

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Solution

The fourth proportional to 14,346.16, 21,515.06 and 5,578.99 is: 8,366.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.16 : 21,515.06 = 5,578.99 : x
  2. Step 2: Convert to fraction form
    14,346.16/21,515.06 = 5,578.99/x
  3. Step 3: Cross multiply
    14,346.16x = 21,515.06 × 5,578.99
  4. Step 4: Simplify right side
    14,346.16x = 120,032,276.69
  5. Step 5: Solve for x
    x = 120,032,276.69/14,346.16
  6. Step 6: Final answer
    x = 8,366.86

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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.