Home / 17,416.40-26,124.60-13,269.20

Finding the Fourth Proportional to 17,416.40, 26,124.60 and 13,269.20

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Solution

The fourth proportional to 17,416.40, 26,124.60 and 13,269.20 is: 19,903.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,416.40 : 26,124.60 = 13,269.20 : x
  2. Step 2: Convert to fraction form
    17,416.40/26,124.60 = 13,269.20/x
  3. Step 3: Cross multiply
    17,416.40x = 26,124.60 × 13,269.20
  4. Step 4: Simplify right side
    17,416.40x = 346,652,542.32
  5. Step 5: Solve for x
    x = 346,652,542.32/17,416.40
  6. Step 6: Final answer
    x = 19,903.80

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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.