Home / 25,235.25-34,824.65-14,631.05

Finding the Fourth Proportional to 25,235.25, 34,824.65 and 14,631.05

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Solution

The fourth proportional to 25,235.25, 34,824.65 and 14,631.05 is: 20,190.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,235.25 : 34,824.65 = 14,631.05 : x
  2. Step 2: Convert to fraction form
    25,235.25/34,824.65 = 14,631.05/x
  3. Step 3: Cross multiply
    25,235.25x = 34,824.65 × 14,631.05
  4. Step 4: Simplify right side
    25,235.25x = 509,520,948.10
  5. Step 5: Solve for x
    x = 509,520,948.10/25,235.25
  6. Step 6: Final answer
    x = 20,190.84

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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.