Home / 14,478.35-21,715.23-5,592.36

Finding the Fourth Proportional to 14,478.35, 21,715.23 and 5,592.36

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Solution

The fourth proportional to 14,478.35, 21,715.23 and 5,592.36 is: 8,387.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,478.35 : 21,715.23 = 5,592.36 : x
  2. Step 2: Convert to fraction form
    14,478.35/21,715.23 = 5,592.36/x
  3. Step 3: Cross multiply
    14,478.35x = 21,715.23 × 5,592.36
  4. Step 4: Simplify right side
    14,478.35x = 121,439,383.64
  5. Step 5: Solve for x
    x = 121,439,383.64/14,478.35
  6. Step 6: Final answer
    x = 8,387.66

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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.