Home / 19,220.17-26,523.86-10,722.84

Finding the Fourth Proportional to 19,220.17, 26,523.86 and 10,722.84

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Solution

The fourth proportional to 19,220.17, 26,523.86 and 10,722.84 is: 14,797.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,220.17 : 26,523.86 = 10,722.84 : x
  2. Step 2: Convert to fraction form
    19,220.17/26,523.86 = 10,722.84/x
  3. Step 3: Cross multiply
    19,220.17x = 26,523.86 × 10,722.84
  4. Step 4: Simplify right side
    19,220.17x = 284,411,106.96
  5. Step 5: Solve for x
    x = 284,411,106.96/19,220.17
  6. Step 6: Final answer
    x = 14,797.53

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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.