Home / 14,269.39-21,401.97-5,503.21

Finding the Fourth Proportional to 14,269.39, 21,401.97 and 5,503.21

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Solution

The fourth proportional to 14,269.39, 21,401.97 and 5,503.21 is: 8,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.39 : 21,401.97 = 5,503.21 : x
  2. Step 2: Convert to fraction form
    14,269.39/21,401.97 = 5,503.21/x
  3. Step 3: Cross multiply
    14,269.39x = 21,401.97 × 5,503.21
  4. Step 4: Simplify right side
    14,269.39x = 117,779,535.32
  5. Step 5: Solve for x
    x = 117,779,535.32/14,269.39
  6. Step 6: Final answer
    x = 8,254.00

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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.