Home / 14,328.09-21,489.71-6,535.08

Finding the Fourth Proportional to 14,328.09, 21,489.71 and 6,535.08

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Solution

The fourth proportional to 14,328.09, 21,489.71 and 6,535.08 is: 9,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.09 : 21,489.71 = 6,535.08 : x
  2. Step 2: Convert to fraction form
    14,328.09/21,489.71 = 6,535.08/x
  3. Step 3: Cross multiply
    14,328.09x = 21,489.71 × 6,535.08
  4. Step 4: Simplify right side
    14,328.09x = 140,436,941.35
  5. Step 5: Solve for x
    x = 140,436,941.35/14,328.09
  6. Step 6: Final answer
    x = 9,801.51

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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.