Home / 19,261.30-28,891.95-6,114.70

Finding the Fourth Proportional to 19,261.30, 28,891.95 and 6,114.70

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Solution

The fourth proportional to 19,261.30, 28,891.95 and 6,114.70 is: 9,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.30 : 28,891.95 = 6,114.70 : x
  2. Step 2: Convert to fraction form
    19,261.30/28,891.95 = 6,114.70/x
  3. Step 3: Cross multiply
    19,261.30x = 28,891.95 × 6,114.70
  4. Step 4: Simplify right side
    19,261.30x = 176,665,606.67
  5. Step 5: Solve for x
    x = 176,665,606.67/19,261.30
  6. Step 6: Final answer
    x = 9,172.05

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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.