Home / 26,798.18-40,184.30-15,708.47

Finding the Fourth Proportional to 26,798.18, 40,184.30 and 15,708.47

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Solution

The fourth proportional to 26,798.18, 40,184.30 and 15,708.47 is: 23,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.18 : 40,184.30 = 15,708.47 : x
  2. Step 2: Convert to fraction form
    26,798.18/40,184.30 = 15,708.47/x
  3. Step 3: Cross multiply
    26,798.18x = 40,184.30 × 15,708.47
  4. Step 4: Simplify right side
    26,798.18x = 631,233,709.37
  5. Step 5: Solve for x
    x = 631,233,709.37/26,798.18
  6. Step 6: Final answer
    x = 23,555.10

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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.