Home / 14,296.50-21,444.60-13,943.54

Finding the Fourth Proportional to 14,296.50, 21,444.60 and 13,943.54

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Solution

The fourth proportional to 14,296.50, 21,444.60 and 13,943.54 is: 20,915.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,296.50 : 21,444.60 = 13,943.54 : x
  2. Step 2: Convert to fraction form
    14,296.50/21,444.60 = 13,943.54/x
  3. Step 3: Cross multiply
    14,296.50x = 21,444.60 × 13,943.54
  4. Step 4: Simplify right side
    14,296.50x = 299,013,637.88
  5. Step 5: Solve for x
    x = 299,013,637.88/14,296.50
  6. Step 6: Final answer
    x = 20,915.16

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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.