Home / 25,181.76-34,756.07-15,977.35

Finding the Fourth Proportional to 25,181.76, 34,756.07 and 15,977.35

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Solution

The fourth proportional to 25,181.76, 34,756.07 and 15,977.35 is: 22,052.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,181.76 : 34,756.07 = 15,977.35 : x
  2. Step 2: Convert to fraction form
    25,181.76/34,756.07 = 15,977.35/x
  3. Step 3: Cross multiply
    25,181.76x = 34,756.07 × 15,977.35
  4. Step 4: Simplify right side
    25,181.76x = 555,309,895.01
  5. Step 5: Solve for x
    x = 555,309,895.01/25,181.76
  6. Step 6: Final answer
    x = 22,052.07

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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.