Home / 14,247.68-21,386.56-8,013.02

Finding the Fourth Proportional to 14,247.68, 21,386.56 and 8,013.02

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Solution

The fourth proportional to 14,247.68, 21,386.56 and 8,013.02 is: 12,027.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.68 : 21,386.56 = 8,013.02 : x
  2. Step 2: Convert to fraction form
    14,247.68/21,386.56 = 8,013.02/x
  3. Step 3: Cross multiply
    14,247.68x = 21,386.56 × 8,013.02
  4. Step 4: Simplify right side
    14,247.68x = 171,370,933.01
  5. Step 5: Solve for x
    x = 171,370,933.01/14,247.68
  6. Step 6: Final answer
    x = 12,027.99

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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.