Home / 40,798.74-56,257.29-28,201.62

Finding the Fourth Proportional to 40,798.74, 56,257.29 and 28,201.62

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Solution

The fourth proportional to 40,798.74, 56,257.29 and 28,201.62 is: 38,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,798.74 : 56,257.29 = 28,201.62 : x
  2. Step 2: Convert to fraction form
    40,798.74/56,257.29 = 28,201.62/x
  3. Step 3: Cross multiply
    40,798.74x = 56,257.29 × 28,201.62
  4. Step 4: Simplify right side
    40,798.74x = 1,586,546,714.81
  5. Step 5: Solve for x
    x = 1,586,546,714.81/40,798.74
  6. Step 6: Final answer
    x = 38,887.15

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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.