Home / 25,433.02-38,154.31-10,236.75

Finding the Fourth Proportional to 25,433.02, 38,154.31 and 10,236.75

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Solution

The fourth proportional to 25,433.02, 38,154.31 and 10,236.75 is: 15,357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,433.02 : 38,154.31 = 10,236.75 : x
  2. Step 2: Convert to fraction form
    25,433.02/38,154.31 = 10,236.75/x
  3. Step 3: Cross multiply
    25,433.02x = 38,154.31 × 10,236.75
  4. Step 4: Simplify right side
    25,433.02x = 390,576,038.38
  5. Step 5: Solve for x
    x = 390,576,038.38/25,433.02
  6. Step 6: Final answer
    x = 15,357.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.