Home / 25,235.31-34,824.83-14,631.20

Finding the Fourth Proportional to 25,235.31, 34,824.83 and 14,631.20

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Solution

The fourth proportional to 25,235.31, 34,824.83 and 14,631.20 is: 20,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,235.31 : 34,824.83 = 14,631.20 : x
  2. Step 2: Convert to fraction form
    25,235.31/34,824.83 = 14,631.20/x
  3. Step 3: Cross multiply
    25,235.31x = 34,824.83 × 14,631.20
  4. Step 4: Simplify right side
    25,235.31x = 509,528,805.42
  5. Step 5: Solve for x
    x = 509,528,805.42/25,235.31
  6. Step 6: Final answer
    x = 20,191.11

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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.