Home / 14,040.68-21,064.68-4,682.12

Finding the Fourth Proportional to 14,040.68, 21,064.68 and 4,682.12

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Solution

The fourth proportional to 14,040.68, 21,064.68 and 4,682.12 is: 7,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.68 : 21,064.68 = 4,682.12 : x
  2. Step 2: Convert to fraction form
    14,040.68/21,064.68 = 4,682.12/x
  3. Step 3: Cross multiply
    14,040.68x = 21,064.68 × 4,682.12
  4. Step 4: Simplify right side
    14,040.68x = 98,627,359.52
  5. Step 5: Solve for x
    x = 98,627,359.52/14,040.68
  6. Step 6: Final answer
    x = 7,024.40

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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.