Home / 19,622.94-27,079.35-10,670.37

Finding the Fourth Proportional to 19,622.94, 27,079.35 and 10,670.37

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Solution

The fourth proportional to 19,622.94, 27,079.35 and 10,670.37 is: 14,724.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.94 : 27,079.35 = 10,670.37 : x
  2. Step 2: Convert to fraction form
    19,622.94/27,079.35 = 10,670.37/x
  3. Step 3: Cross multiply
    19,622.94x = 27,079.35 × 10,670.37
  4. Step 4: Simplify right side
    19,622.94x = 288,946,683.86
  5. Step 5: Solve for x
    x = 288,946,683.86/19,622.94
  6. Step 6: Final answer
    x = 14,724.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.