Home / 19,301.16-26,636.07-10,803.21

Finding the Fourth Proportional to 19,301.16, 26,636.07 and 10,803.21

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Solution

The fourth proportional to 19,301.16, 26,636.07 and 10,803.21 is: 14,908.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,301.16 : 26,636.07 = 10,803.21 : x
  2. Step 2: Convert to fraction form
    19,301.16/26,636.07 = 10,803.21/x
  3. Step 3: Cross multiply
    19,301.16x = 26,636.07 × 10,803.21
  4. Step 4: Simplify right side
    19,301.16x = 287,755,057.78
  5. Step 5: Solve for x
    x = 287,755,057.78/19,301.16
  6. Step 6: Final answer
    x = 14,908.69

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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.