Home / 40,936.16-56,491.44-23,031.20

Finding the Fourth Proportional to 40,936.16, 56,491.44 and 23,031.20

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Solution

The fourth proportional to 40,936.16, 56,491.44 and 23,031.20 is: 31,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,936.16 : 56,491.44 = 23,031.20 : x
  2. Step 2: Convert to fraction form
    40,936.16/56,491.44 = 23,031.20/x
  3. Step 3: Cross multiply
    40,936.16x = 56,491.44 × 23,031.20
  4. Step 4: Simplify right side
    40,936.16x = 1,301,065,652.93
  5. Step 5: Solve for x
    x = 1,301,065,652.93/40,936.16
  6. Step 6: Final answer
    x = 31,782.80

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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.