Home / 17,087.60-25,631.40-9,714.80

Finding the Fourth Proportional to 17,087.60, 25,631.40 and 9,714.80

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Solution

The fourth proportional to 17,087.60, 25,631.40 and 9,714.80 is: 14,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087.60 : 25,631.40 = 9,714.80 : x
  2. Step 2: Convert to fraction form
    17,087.60/25,631.40 = 9,714.80/x
  3. Step 3: Cross multiply
    17,087.60x = 25,631.40 × 9,714.80
  4. Step 4: Simplify right side
    17,087.60x = 249,003,924.72
  5. Step 5: Solve for x
    x = 249,003,924.72/17,087.60
  6. Step 6: Final answer
    x = 14,572.20

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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.