Home / 14,196.64-21,294.96-5,313.94

Finding the Fourth Proportional to 14,196.64, 21,294.96 and 5,313.94

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Solution

The fourth proportional to 14,196.64, 21,294.96 and 5,313.94 is: 7,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,196.64 : 21,294.96 = 5,313.94 : x
  2. Step 2: Convert to fraction form
    14,196.64/21,294.96 = 5,313.94/x
  3. Step 3: Cross multiply
    14,196.64x = 21,294.96 × 5,313.94
  4. Step 4: Simplify right side
    14,196.64x = 113,160,139.74
  5. Step 5: Solve for x
    x = 113,160,139.74/14,196.64
  6. Step 6: Final answer
    x = 7,970.91

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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.