Home / 17,009.66-23,465.15-14,647.70

Finding the Fourth Proportional to 17,009.66, 23,465.15 and 14,647.70

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Solution

The fourth proportional to 17,009.66, 23,465.15 and 14,647.70 is: 20,206.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,009.66 : 23,465.15 = 14,647.70 : x
  2. Step 2: Convert to fraction form
    17,009.66/23,465.15 = 14,647.70/x
  3. Step 3: Cross multiply
    17,009.66x = 23,465.15 × 14,647.70
  4. Step 4: Simplify right side
    17,009.66x = 343,710,287.09
  5. Step 5: Solve for x
    x = 343,710,287.09/17,009.66
  6. Step 6: Final answer
    x = 20,206.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.