Home / 28,726.28-43,088.16-10,010.48

Finding the Fourth Proportional to 28,726.28, 43,088.16 and 10,010.48

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Solution

The fourth proportional to 28,726.28, 43,088.16 and 10,010.48 is: 15,015.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,726.28 : 43,088.16 = 10,010.48 : x
  2. Step 2: Convert to fraction form
    28,726.28/43,088.16 = 10,010.48/x
  3. Step 3: Cross multiply
    28,726.28x = 43,088.16 × 10,010.48
  4. Step 4: Simplify right side
    28,726.28x = 431,333,163.92
  5. Step 5: Solve for x
    x = 431,333,163.92/28,726.28
  6. Step 6: Final answer
    x = 15,015.28

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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.