Home / 15,591.72-23,390.65-5,059.77

Finding the Fourth Proportional to 15,591.72, 23,390.65 and 5,059.77

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Solution

The fourth proportional to 15,591.72, 23,390.65 and 5,059.77 is: 7,590.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,591.72 : 23,390.65 = 5,059.77 : x
  2. Step 2: Convert to fraction form
    15,591.72/23,390.65 = 5,059.77/x
  3. Step 3: Cross multiply
    15,591.72x = 23,390.65 × 5,059.77
  4. Step 4: Simplify right side
    15,591.72x = 118,351,361.55
  5. Step 5: Solve for x
    x = 118,351,361.55/15,591.72
  6. Step 6: Final answer
    x = 7,590.66

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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.