Home / 26,819.07-40,235.23-18,937.02

Finding the Fourth Proportional to 26,819.07, 40,235.23 and 18,937.02

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Solution

The fourth proportional to 26,819.07, 40,235.23 and 18,937.02 is: 28,410.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,819.07 : 40,235.23 = 18,937.02 : x
  2. Step 2: Convert to fraction form
    26,819.07/40,235.23 = 18,937.02/x
  3. Step 3: Cross multiply
    26,819.07x = 40,235.23 × 18,937.02
  4. Step 4: Simplify right side
    26,819.07x = 761,935,355.21
  5. Step 5: Solve for x
    x = 761,935,355.21/26,819.07
  6. Step 6: Final answer
    x = 28,410.21

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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.