Home / 17,382.32-23,985.80-10,668.23

Finding the Fourth Proportional to 17,382.32, 23,985.80 and 10,668.23

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Solution

The fourth proportional to 17,382.32, 23,985.80 and 10,668.23 is: 14,721.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382.32 : 23,985.80 = 10,668.23 : x
  2. Step 2: Convert to fraction form
    17,382.32/23,985.80 = 10,668.23/x
  3. Step 3: Cross multiply
    17,382.32x = 23,985.80 × 10,668.23
  4. Step 4: Simplify right side
    17,382.32x = 255,885,857.86
  5. Step 5: Solve for x
    x = 255,885,857.86/17,382.32
  6. Step 6: Final answer
    x = 14,721.05

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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.