Home / 15,871.95-23,775.62-10,308.42

Finding the Fourth Proportional to 15,871.95, 23,775.62 and 10,308.42

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Solution

The fourth proportional to 15,871.95, 23,775.62 and 10,308.42 is: 15,441.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,871.95 : 23,775.62 = 10,308.42 : x
  2. Step 2: Convert to fraction form
    15,871.95/23,775.62 = 10,308.42/x
  3. Step 3: Cross multiply
    15,871.95x = 23,775.62 × 10,308.42
  4. Step 4: Simplify right side
    15,871.95x = 245,089,025.18
  5. Step 5: Solve for x
    x = 245,089,025.18/15,871.95
  6. Step 6: Final answer
    x = 15,441.65

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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.