Home / 40,798.24-56,256.60-28,201.12

Finding the Fourth Proportional to 40,798.24, 56,256.60 and 28,201.12

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Solution

The fourth proportional to 40,798.24, 56,256.60 and 28,201.12 is: 38,886.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,798.24 : 56,256.60 = 28,201.12 : x
  2. Step 2: Convert to fraction form
    40,798.24/56,256.60 = 28,201.12/x
  3. Step 3: Cross multiply
    40,798.24x = 56,256.60 × 28,201.12
  4. Step 4: Simplify right side
    40,798.24x = 1,586,499,127.39
  5. Step 5: Solve for x
    x = 1,586,499,127.39/40,798.24
  6. Step 6: Final answer
    x = 38,886.46

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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.