Home / 28,056.08-42,069.33-9,334.14

Finding the Fourth Proportional to 28,056.08, 42,069.33 and 9,334.14

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Solution

The fourth proportional to 28,056.08, 42,069.33 and 9,334.14 is: 13,996.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,056.08 : 42,069.33 = 9,334.14 : x
  2. Step 2: Convert to fraction form
    28,056.08/42,069.33 = 9,334.14/x
  3. Step 3: Cross multiply
    28,056.08x = 42,069.33 × 9,334.14
  4. Step 4: Simplify right side
    28,056.08x = 392,681,015.93
  5. Step 5: Solve for x
    x = 392,681,015.93/28,056.08
  6. Step 6: Final answer
    x = 13,996.29

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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.