Home / 23,279.69-34,899.98-18,886.25

Finding the Fourth Proportional to 23,279.69, 34,899.98 and 18,886.25

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Solution

The fourth proportional to 23,279.69, 34,899.98 and 18,886.25 is: 28,313.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,279.69 : 34,899.98 = 18,886.25 : x
  2. Step 2: Convert to fraction form
    23,279.69/34,899.98 = 18,886.25/x
  3. Step 3: Cross multiply
    23,279.69x = 34,899.98 × 18,886.25
  4. Step 4: Simplify right side
    23,279.69x = 659,129,652.84
  5. Step 5: Solve for x
    x = 659,129,652.84/23,279.69
  6. Step 6: Final answer
    x = 28,313.51

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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.