Home / 28,567.95-42,825.68-9,843.53

Finding the Fourth Proportional to 28,567.95, 42,825.68 and 9,843.53

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Solution

The fourth proportional to 28,567.95, 42,825.68 and 9,843.53 is: 14,756.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,567.95 : 42,825.68 = 9,843.53 : x
  2. Step 2: Convert to fraction form
    28,567.95/42,825.68 = 9,843.53/x
  3. Step 3: Cross multiply
    28,567.95x = 42,825.68 × 9,843.53
  4. Step 4: Simplify right side
    28,567.95x = 421,555,923.70
  5. Step 5: Solve for x
    x = 421,555,923.70/28,567.95
  6. Step 6: Final answer
    x = 14,756.25

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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.