Home / 19,622.64-27,079.06-10,670.22

Finding the Fourth Proportional to 19,622.64, 27,079.06 and 10,670.22

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Solution

The fourth proportional to 19,622.64, 27,079.06 and 10,670.22 is: 14,724.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.64 : 27,079.06 = 10,670.22 : x
  2. Step 2: Convert to fraction form
    19,622.64/27,079.06 = 10,670.22/x
  3. Step 3: Cross multiply
    19,622.64x = 27,079.06 × 10,670.22
  4. Step 4: Simplify right side
    19,622.64x = 288,939,527.59
  5. Step 5: Solve for x
    x = 288,939,527.59/19,622.64
  6. Step 6: Final answer
    x = 14,724.80

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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.