Home / 12,192.93-18,272.99-6,637.95

Finding the Fourth Proportional to 12,192.93, 18,272.99 and 6,637.95

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Solution

The fourth proportional to 12,192.93, 18,272.99 and 6,637.95 is: 9,948.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,192.93 : 18,272.99 = 6,637.95 : x
  2. Step 2: Convert to fraction form
    12,192.93/18,272.99 = 6,637.95/x
  3. Step 3: Cross multiply
    12,192.93x = 18,272.99 × 6,637.95
  4. Step 4: Simplify right side
    12,192.93x = 121,295,210.57
  5. Step 5: Solve for x
    x = 121,295,210.57/12,192.93
  6. Step 6: Final answer
    x = 9,948.00

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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.