Home / 14,074.48-21,104.64-4,711.24

Finding the Fourth Proportional to 14,074.48, 21,104.64 and 4,711.24

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Solution

The fourth proportional to 14,074.48, 21,104.64 and 4,711.24 is: 7,064.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.48 : 21,104.64 = 4,711.24 : x
  2. Step 2: Convert to fraction form
    14,074.48/21,104.64 = 4,711.24/x
  3. Step 3: Cross multiply
    14,074.48x = 21,104.64 × 4,711.24
  4. Step 4: Simplify right side
    14,074.48x = 99,429,024.15
  5. Step 5: Solve for x
    x = 99,429,024.15/14,074.48
  6. Step 6: Final answer
    x = 7,064.49

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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.