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Finding the Fourth Proportional to 17,574.60, 26,408.70 and 9,683.40

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Solution

The fourth proportional to 17,574.60, 26,408.70 and 9,683.40 is: 14,550.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,574.60 : 26,408.70 = 9,683.40 : x
  2. Step 2: Convert to fraction form
    17,574.60/26,408.70 = 9,683.40/x
  3. Step 3: Cross multiply
    17,574.60x = 26,408.70 × 9,683.40
  4. Step 4: Simplify right side
    17,574.60x = 255,726,005.58
  5. Step 5: Solve for x
    x = 255,726,005.58/17,574.60
  6. Step 6: Final answer
    x = 14,550.89

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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.