Home / 19,220.84-26,526.60-12,051.90

Finding the Fourth Proportional to 19,220.84, 26,526.60 and 12,051.90

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Solution

The fourth proportional to 19,220.84, 26,526.60 and 12,051.90 is: 16,632.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,220.84 : 26,526.60 = 12,051.90 : x
  2. Step 2: Convert to fraction form
    19,220.84/26,526.60 = 12,051.90/x
  3. Step 3: Cross multiply
    19,220.84x = 26,526.60 × 12,051.90
  4. Step 4: Simplify right side
    19,220.84x = 319,695,930.54
  5. Step 5: Solve for x
    x = 319,695,930.54/19,220.84
  6. Step 6: Final answer
    x = 16,632.78

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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.