Home / 19,654.60-29,438.70-17,465.80

Finding the Fourth Proportional to 19,654.60, 29,438.70 and 17,465.80

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Solution

The fourth proportional to 19,654.60, 29,438.70 and 17,465.80 is: 26,160.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654.60 : 29,438.70 = 17,465.80 : x
  2. Step 2: Convert to fraction form
    19,654.60/29,438.70 = 17,465.80/x
  3. Step 3: Cross multiply
    19,654.60x = 29,438.70 × 17,465.80
  4. Step 4: Simplify right side
    19,654.60x = 514,170,446.46
  5. Step 5: Solve for x
    x = 514,170,446.46/19,654.60
  6. Step 6: Final answer
    x = 26,160.31

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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.