Home / 40,090.01-55,287.65-34,422.98

Finding the Fourth Proportional to 40,090.01, 55,287.65 and 34,422.98

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Solution

The fourth proportional to 40,090.01, 55,287.65 and 34,422.98 is: 47,472.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,090.01 : 55,287.65 = 34,422.98 : x
  2. Step 2: Convert to fraction form
    40,090.01/55,287.65 = 34,422.98/x
  3. Step 3: Cross multiply
    40,090.01x = 55,287.65 × 34,422.98
  4. Step 4: Simplify right side
    40,090.01x = 1,903,165,670.20
  5. Step 5: Solve for x
    x = 1,903,165,670.20/40,090.01
  6. Step 6: Final answer
    x = 47,472.32

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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.