Home / 28,798.29-43,188.99-10,074.84

Finding the Fourth Proportional to 28,798.29, 43,188.99 and 10,074.84

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Solution

The fourth proportional to 28,798.29, 43,188.99 and 10,074.84 is: 15,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.29 : 43,188.99 = 10,074.84 : x
  2. Step 2: Convert to fraction form
    28,798.29/43,188.99 = 10,074.84/x
  3. Step 3: Cross multiply
    28,798.29x = 43,188.99 × 10,074.84
  4. Step 4: Simplify right side
    28,798.29x = 435,122,164.01
  5. Step 5: Solve for x
    x = 435,122,164.01/28,798.29
  6. Step 6: Final answer
    x = 15,109.31

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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.