Home / 25,015.60-34,522.35-14,260.28

Finding the Fourth Proportional to 25,015.60, 34,522.35 and 14,260.28

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Solution

The fourth proportional to 25,015.60, 34,522.35 and 14,260.28 is: 19,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,015.60 : 34,522.35 = 14,260.28 : x
  2. Step 2: Convert to fraction form
    25,015.60/34,522.35 = 14,260.28/x
  3. Step 3: Cross multiply
    25,015.60x = 34,522.35 × 14,260.28
  4. Step 4: Simplify right side
    25,015.60x = 492,298,377.26
  5. Step 5: Solve for x
    x = 492,298,377.26/25,015.60
  6. Step 6: Final answer
    x = 19,679.65

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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.