Home / 34,090.38-47,044.77-18,985.95

Finding the Fourth Proportional to 34,090.38, 47,044.77 and 18,985.95

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Solution

The fourth proportional to 34,090.38, 47,044.77 and 18,985.95 is: 26,200.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,090.38 : 47,044.77 = 18,985.95 : x
  2. Step 2: Convert to fraction form
    34,090.38/47,044.77 = 18,985.95/x
  3. Step 3: Cross multiply
    34,090.38x = 47,044.77 × 18,985.95
  4. Step 4: Simplify right side
    34,090.38x = 893,189,650.98
  5. Step 5: Solve for x
    x = 893,189,650.98/34,090.38
  6. Step 6: Final answer
    x = 26,200.64

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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.