Home / 17,189.48-25,740.45-11,328.32

Finding the Fourth Proportional to 17,189.48, 25,740.45 and 11,328.32

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Solution

The fourth proportional to 17,189.48, 25,740.45 and 11,328.32 is: 16,963.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.48 : 25,740.45 = 11,328.32 : x
  2. Step 2: Convert to fraction form
    17,189.48/25,740.45 = 11,328.32/x
  3. Step 3: Cross multiply
    17,189.48x = 25,740.45 × 11,328.32
  4. Step 4: Simplify right side
    17,189.48x = 291,595,925.84
  5. Step 5: Solve for x
    x = 291,595,925.84/17,189.48
  6. Step 6: Final answer
    x = 16,963.63

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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.