Home / 14,217.06-21,328.71-4,357.08

Finding the Fourth Proportional to 14,217.06, 21,328.71 and 4,357.08

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Solution

The fourth proportional to 14,217.06, 21,328.71 and 4,357.08 is: 6,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.06 : 21,328.71 = 4,357.08 : x
  2. Step 2: Convert to fraction form
    14,217.06/21,328.71 = 4,357.08/x
  3. Step 3: Cross multiply
    14,217.06x = 21,328.71 × 4,357.08
  4. Step 4: Simplify right side
    14,217.06x = 92,930,895.77
  5. Step 5: Solve for x
    x = 92,930,895.77/14,217.06
  6. Step 6: Final answer
    x = 6,536.58

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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.