Home / 34,090.07-47,042.98-18,983.36

Finding the Fourth Proportional to 34,090.07, 47,042.98 and 18,983.36

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Solution

The fourth proportional to 34,090.07, 47,042.98 and 18,983.36 is: 26,196.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,090.07 : 47,042.98 = 18,983.36 : x
  2. Step 2: Convert to fraction form
    34,090.07/47,042.98 = 18,983.36/x
  3. Step 3: Cross multiply
    34,090.07x = 47,042.98 × 18,983.36
  4. Step 4: Simplify right side
    34,090.07x = 893,033,894.96
  5. Step 5: Solve for x
    x = 893,033,894.96/34,090.07
  6. Step 6: Final answer
    x = 26,196.31

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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.