Home / 17,965.40-26,946.84-6,718.60

Finding the Fourth Proportional to 17,965.40, 26,946.84 and 6,718.60

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Solution

The fourth proportional to 17,965.40, 26,946.84 and 6,718.60 is: 10,077.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,965.40 : 26,946.84 = 6,718.60 : x
  2. Step 2: Convert to fraction form
    17,965.40/26,946.84 = 6,718.60/x
  3. Step 3: Cross multiply
    17,965.40x = 26,946.84 × 6,718.60
  4. Step 4: Simplify right side
    17,965.40x = 181,044,904.49
  5. Step 5: Solve for x
    x = 181,044,904.49/17,965.40
  6. Step 6: Final answer
    x = 10,077.42

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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.