Home / 30,515.95-45,774.07-10,794.52

Finding the Fourth Proportional to 30,515.95, 45,774.07 and 10,794.52

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Solution

The fourth proportional to 30,515.95, 45,774.07 and 10,794.52 is: 16,191.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,515.95 : 45,774.07 = 10,794.52 : x
  2. Step 2: Convert to fraction form
    30,515.95/45,774.07 = 10,794.52/x
  3. Step 3: Cross multiply
    30,515.95x = 45,774.07 × 10,794.52
  4. Step 4: Simplify right side
    30,515.95x = 494,109,114.10
  5. Step 5: Solve for x
    x = 494,109,114.10/30,515.95
  6. Step 6: Final answer
    x = 16,191.83

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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.