Home / 12,802.94-19,187.76-6,557.66

Finding the Fourth Proportional to 12,802.94, 19,187.76 and 6,557.66

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Solution

The fourth proportional to 12,802.94, 19,187.76 and 6,557.66 is: 9,827.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802.94 : 19,187.76 = 6,557.66 : x
  2. Step 2: Convert to fraction form
    12,802.94/19,187.76 = 6,557.66/x
  3. Step 3: Cross multiply
    12,802.94x = 19,187.76 × 6,557.66
  4. Step 4: Simplify right side
    12,802.94x = 125,826,806.24
  5. Step 5: Solve for x
    x = 125,826,806.24/12,802.94
  6. Step 6: Final answer
    x = 9,827.96

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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.