Home / 19,026.32-28,542.05-17,977.05

Finding the Fourth Proportional to 19,026.32, 28,542.05 and 17,977.05

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Solution

The fourth proportional to 19,026.32, 28,542.05 and 17,977.05 is: 26,968.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.32 : 28,542.05 = 17,977.05 : x
  2. Step 2: Convert to fraction form
    19,026.32/28,542.05 = 17,977.05/x
  3. Step 3: Cross multiply
    19,026.32x = 28,542.05 × 17,977.05
  4. Step 4: Simplify right side
    19,026.32x = 513,101,770.07
  5. Step 5: Solve for x
    x = 513,101,770.07/19,026.32
  6. Step 6: Final answer
    x = 26,968.01

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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.