Home / 15,445.21-23,165.74-4,352.75

Finding the Fourth Proportional to 15,445.21, 23,165.74 and 4,352.75

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Solution

The fourth proportional to 15,445.21, 23,165.74 and 4,352.75 is: 6,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,445.21 : 23,165.74 = 4,352.75 : x
  2. Step 2: Convert to fraction form
    15,445.21/23,165.74 = 4,352.75/x
  3. Step 3: Cross multiply
    15,445.21x = 23,165.74 × 4,352.75
  4. Step 4: Simplify right side
    15,445.21x = 100,834,674.79
  5. Step 5: Solve for x
    x = 100,834,674.79/15,445.21
  6. Step 6: Final answer
    x = 6,528.54

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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.