Home / 15,427.42-23,136.34-5,565.41

Finding the Fourth Proportional to 15,427.42, 23,136.34 and 5,565.41

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Solution

The fourth proportional to 15,427.42, 23,136.34 and 5,565.41 is: 8,346.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,427.42 : 23,136.34 = 5,565.41 : x
  2. Step 2: Convert to fraction form
    15,427.42/23,136.34 = 5,565.41/x
  3. Step 3: Cross multiply
    15,427.42x = 23,136.34 × 5,565.41
  4. Step 4: Simplify right side
    15,427.42x = 128,763,289.75
  5. Step 5: Solve for x
    x = 128,763,289.75/15,427.42
  6. Step 6: Final answer
    x = 8,346.39

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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.