Home / 25,301.32-34,918.31-14,690.32

Finding the Fourth Proportional to 25,301.32, 34,918.31 and 14,690.32

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Solution

The fourth proportional to 25,301.32, 34,918.31 and 14,690.32 is: 20,274.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,301.32 : 34,918.31 = 14,690.32 : x
  2. Step 2: Convert to fraction form
    25,301.32/34,918.31 = 14,690.32/x
  3. Step 3: Cross multiply
    25,301.32x = 34,918.31 × 14,690.32
  4. Step 4: Simplify right side
    25,301.32x = 512,961,147.76
  5. Step 5: Solve for x
    x = 512,961,147.76/25,301.32
  6. Step 6: Final answer
    x = 20,274.09

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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.