Home / 12,957.44-19,436.16-6,036.80

Finding the Fourth Proportional to 12,957.44, 19,436.16 and 6,036.80

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Solution

The fourth proportional to 12,957.44, 19,436.16 and 6,036.80 is: 9,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957.44 : 19,436.16 = 6,036.80 : x
  2. Step 2: Convert to fraction form
    12,957.44/19,436.16 = 6,036.80/x
  3. Step 3: Cross multiply
    12,957.44x = 19,436.16 × 6,036.80
  4. Step 4: Simplify right side
    12,957.44x = 117,332,210.69
  5. Step 5: Solve for x
    x = 117,332,210.69/12,957.44
  6. Step 6: Final answer
    x = 9,055.20

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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.