Home / 12,894.18-19,341.67-4,574.06

Finding the Fourth Proportional to 12,894.18, 19,341.67 and 4,574.06

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Solution

The fourth proportional to 12,894.18, 19,341.67 and 4,574.06 is: 6,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,894.18 : 19,341.67 = 4,574.06 : x
  2. Step 2: Convert to fraction form
    12,894.18/19,341.67 = 4,574.06/x
  3. Step 3: Cross multiply
    12,894.18x = 19,341.67 × 4,574.06
  4. Step 4: Simplify right side
    12,894.18x = 88,469,959.08
  5. Step 5: Solve for x
    x = 88,469,959.08/12,894.18
  6. Step 6: Final answer
    x = 6,861.23

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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.