Home / 28,859.68-43,284.04-10,135.32

Finding the Fourth Proportional to 28,859.68, 43,284.04 and 10,135.32

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Solution

The fourth proportional to 28,859.68, 43,284.04 and 10,135.32 is: 15,201.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,859.68 : 43,284.04 = 10,135.32 : x
  2. Step 2: Convert to fraction form
    28,859.68/43,284.04 = 10,135.32/x
  3. Step 3: Cross multiply
    28,859.68x = 43,284.04 × 10,135.32
  4. Step 4: Simplify right side
    28,859.68x = 438,697,596.29
  5. Step 5: Solve for x
    x = 438,697,596.29/28,859.68
  6. Step 6: Final answer
    x = 15,201.06

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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.