Home / 34,090.48-47,029.72-19,937.08

Finding the Fourth Proportional to 34,090.48, 47,029.72 and 19,937.08

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Solution

The fourth proportional to 34,090.48, 47,029.72 and 19,937.08 is: 27,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,090.48 : 47,029.72 = 19,937.08 : x
  2. Step 2: Convert to fraction form
    34,090.48/47,029.72 = 19,937.08/x
  3. Step 3: Cross multiply
    34,090.48x = 47,029.72 × 19,937.08
  4. Step 4: Simplify right side
    34,090.48x = 937,635,290.02
  5. Step 5: Solve for x
    x = 937,635,290.02/34,090.48
  6. Step 6: Final answer
    x = 27,504.31

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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.