Home / 19,461.40-29,202.30-8,934.60

Finding the Fourth Proportional to 19,461.40, 29,202.30 and 8,934.60

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Solution

The fourth proportional to 19,461.40, 29,202.30 and 8,934.60 is: 13,406.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,461.40 : 29,202.30 = 8,934.60 : x
  2. Step 2: Convert to fraction form
    19,461.40/29,202.30 = 8,934.60/x
  3. Step 3: Cross multiply
    19,461.40x = 29,202.30 × 8,934.60
  4. Step 4: Simplify right side
    19,461.40x = 260,910,869.58
  5. Step 5: Solve for x
    x = 260,910,869.58/19,461.40
  6. Step 6: Final answer
    x = 13,406.58

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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.