Home / 17,313.60-25,970.40-15,265.60

Finding the Fourth Proportional to 17,313.60, 25,970.40 and 15,265.60

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Solution

The fourth proportional to 17,313.60, 25,970.40 and 15,265.60 is: 22,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,313.60 : 25,970.40 = 15,265.60 : x
  2. Step 2: Convert to fraction form
    17,313.60/25,970.40 = 15,265.60/x
  3. Step 3: Cross multiply
    17,313.60x = 25,970.40 × 15,265.60
  4. Step 4: Simplify right side
    17,313.60x = 396,453,738.24
  5. Step 5: Solve for x
    x = 396,453,738.24/17,313.60
  6. Step 6: Final answer
    x = 22,898.40

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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.