Home / 14,389.38-21,583.72-4,394.10

Finding the Fourth Proportional to 14,389.38, 21,583.72 and 4,394.10

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Solution

The fourth proportional to 14,389.38, 21,583.72 and 4,394.10 is: 6,591.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.38 : 21,583.72 = 4,394.10 : x
  2. Step 2: Convert to fraction form
    14,389.38/21,583.72 = 4,394.10/x
  3. Step 3: Cross multiply
    14,389.38x = 21,583.72 × 4,394.10
  4. Step 4: Simplify right side
    14,389.38x = 94,841,024.05
  5. Step 5: Solve for x
    x = 94,841,024.05/14,389.38
  6. Step 6: Final answer
    x = 6,591.04

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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.