Home / 40,090.77-60,136.56-17,905.28

Finding the Fourth Proportional to 40,090.77, 60,136.56 and 17,905.28

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Solution

The fourth proportional to 40,090.77, 60,136.56 and 17,905.28 is: 26,858.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,090.77 : 60,136.56 = 17,905.28 : x
  2. Step 2: Convert to fraction form
    40,090.77/60,136.56 = 17,905.28/x
  3. Step 3: Cross multiply
    40,090.77x = 60,136.56 × 17,905.28
  4. Step 4: Simplify right side
    40,090.77x = 1,076,761,644.35
  5. Step 5: Solve for x
    x = 1,076,761,644.35/40,090.77
  6. Step 6: Final answer
    x = 26,858.09

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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.