Home / 34,090.98-47,030.37-19,937.58

Finding the Fourth Proportional to 34,090.98, 47,030.37 and 19,937.58

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Solution

The fourth proportional to 34,090.98, 47,030.37 and 19,937.58 is: 27,504.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,090.98 : 47,030.37 = 19,937.58 : x
  2. Step 2: Convert to fraction form
    34,090.98/47,030.37 = 19,937.58/x
  3. Step 3: Cross multiply
    34,090.98x = 47,030.37 × 19,937.58
  4. Step 4: Simplify right side
    34,090.98x = 937,671,764.30
  5. Step 5: Solve for x
    x = 937,671,764.30/34,090.98
  6. Step 6: Final answer
    x = 27,504.98

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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.