Home / 23,145.95-34,697.06-8,350.90

Finding the Fourth Proportional to 23,145.95, 34,697.06 and 8,350.90

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Solution

The fourth proportional to 23,145.95, 34,697.06 and 8,350.90 is: 12,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,145.95 : 34,697.06 = 8,350.90 : x
  2. Step 2: Convert to fraction form
    23,145.95/34,697.06 = 8,350.90/x
  3. Step 3: Cross multiply
    23,145.95x = 34,697.06 × 8,350.90
  4. Step 4: Simplify right side
    23,145.95x = 289,751,581.17
  5. Step 5: Solve for x
    x = 289,751,581.17/23,145.95
  6. Step 6: Final answer
    x = 12,518.46

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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.