Home / 25,112.85-34,656.38-14,210.12

Finding the Fourth Proportional to 25,112.85, 34,656.38 and 14,210.12

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Solution

The fourth proportional to 25,112.85, 34,656.38 and 14,210.12 is: 19,610.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,112.85 : 34,656.38 = 14,210.12 : x
  2. Step 2: Convert to fraction form
    25,112.85/34,656.38 = 14,210.12/x
  3. Step 3: Cross multiply
    25,112.85x = 34,656.38 × 14,210.12
  4. Step 4: Simplify right side
    25,112.85x = 492,471,074.23
  5. Step 5: Solve for x
    x = 492,471,074.23/25,112.85
  6. Step 6: Final answer
    x = 19,610.32

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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.