Home / 19,108.28-26,369.54-10,611.02

Finding the Fourth Proportional to 19,108.28, 26,369.54 and 10,611.02

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Solution

The fourth proportional to 19,108.28, 26,369.54 and 10,611.02 is: 14,643.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108.28 : 26,369.54 = 10,611.02 : x
  2. Step 2: Convert to fraction form
    19,108.28/26,369.54 = 10,611.02/x
  3. Step 3: Cross multiply
    19,108.28x = 26,369.54 × 10,611.02
  4. Step 4: Simplify right side
    19,108.28x = 279,807,531.43
  5. Step 5: Solve for x
    x = 279,807,531.43/19,108.28
  6. Step 6: Final answer
    x = 14,643.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.