Home / 14,395.09-21,599.59-6,503.21

Finding the Fourth Proportional to 14,395.09, 21,599.59 and 6,503.21

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Solution

The fourth proportional to 14,395.09, 21,599.59 and 6,503.21 is: 9,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395.09 : 21,599.59 = 6,503.21 : x
  2. Step 2: Convert to fraction form
    14,395.09/21,599.59 = 6,503.21/x
  3. Step 3: Cross multiply
    14,395.09x = 21,599.59 × 6,503.21
  4. Step 4: Simplify right side
    14,395.09x = 140,466,681.08
  5. Step 5: Solve for x
    x = 140,466,681.08/14,395.09
  6. Step 6: Final answer
    x = 9,757.96

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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.