Home / 17,088.40-25,632.60-10,493.20

Finding the Fourth Proportional to 17,088.40, 25,632.60 and 10,493.20

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Solution

The fourth proportional to 17,088.40, 25,632.60 and 10,493.20 is: 15,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088.40 : 25,632.60 = 10,493.20 : x
  2. Step 2: Convert to fraction form
    17,088.40/25,632.60 = 10,493.20/x
  3. Step 3: Cross multiply
    17,088.40x = 25,632.60 × 10,493.20
  4. Step 4: Simplify right side
    17,088.40x = 268,967,998.32
  5. Step 5: Solve for x
    x = 268,967,998.32/17,088.40
  6. Step 6: Final answer
    x = 15,739.80

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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.