Home / 17,611.36-26,420.28-14,353

Finding the Fourth Proportional to 17,611.36, 26,420.28 and 14,353

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Solution

The fourth proportional to 17,611.36, 26,420.28 and 14,353 is: 21,532.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611.36 : 26,420.28 = 14,353 : x
  2. Step 2: Convert to fraction form
    17,611.36/26,420.28 = 14,353/x
  3. Step 3: Cross multiply
    17,611.36x = 26,420.28 × 14,353
  4. Step 4: Simplify right side
    17,611.36x = 379,210,278.84
  5. Step 5: Solve for x
    x = 379,210,278.84/17,611.36
  6. Step 6: Final answer
    x = 21,532.14

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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.