Home / 14,037.28-21,045.12-5,602.84

Finding the Fourth Proportional to 14,037.28, 21,045.12 and 5,602.84

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Solution

The fourth proportional to 14,037.28, 21,045.12 and 5,602.84 is: 8,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.28 : 21,045.12 = 5,602.84 : x
  2. Step 2: Convert to fraction form
    14,037.28/21,045.12 = 5,602.84/x
  3. Step 3: Cross multiply
    14,037.28x = 21,045.12 × 5,602.84
  4. Step 4: Simplify right side
    14,037.28x = 117,912,440.14
  5. Step 5: Solve for x
    x = 117,912,440.14/14,037.28
  6. Step 6: Final answer
    x = 8,399.95

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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.