Home / 19,611.59-29,419.30-5,572.26

Finding the Fourth Proportional to 19,611.59, 29,419.30 and 5,572.26

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Solution

The fourth proportional to 19,611.59, 29,419.30 and 5,572.26 is: 8,358.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,611.59 : 29,419.30 = 5,572.26 : x
  2. Step 2: Convert to fraction form
    19,611.59/29,419.30 = 5,572.26/x
  3. Step 3: Cross multiply
    19,611.59x = 29,419.30 × 5,572.26
  4. Step 4: Simplify right side
    19,611.59x = 163,931,995.58
  5. Step 5: Solve for x
    x = 163,931,995.58/19,611.59
  6. Step 6: Final answer
    x = 8,358.94

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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.