Home / 14,214.39-21,322.85-4,860.91

Finding the Fourth Proportional to 14,214.39, 21,322.85 and 4,860.91

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Solution

The fourth proportional to 14,214.39, 21,322.85 and 4,860.91 is: 7,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.39 : 21,322.85 = 4,860.91 : x
  2. Step 2: Convert to fraction form
    14,214.39/21,322.85 = 4,860.91/x
  3. Step 3: Cross multiply
    14,214.39x = 21,322.85 × 4,860.91
  4. Step 4: Simplify right side
    14,214.39x = 103,648,457.14
  5. Step 5: Solve for x
    x = 103,648,457.14/14,214.39
  6. Step 6: Final answer
    x = 7,291.80

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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.