Home / 19,849.86-27,391.84-10,897.13

Finding the Fourth Proportional to 19,849.86, 27,391.84 and 10,897.13

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Solution

The fourth proportional to 19,849.86, 27,391.84 and 10,897.13 is: 15,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849.86 : 27,391.84 = 10,897.13 : x
  2. Step 2: Convert to fraction form
    19,849.86/27,391.84 = 10,897.13/x
  3. Step 3: Cross multiply
    19,849.86x = 27,391.84 × 10,897.13
  4. Step 4: Simplify right side
    19,849.86x = 298,492,482.66
  5. Step 5: Solve for x
    x = 298,492,482.66/19,849.86
  6. Step 6: Final answer
    x = 15,037.51

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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.