Home / 34,890.05-52,342.95-12,703.63

Finding the Fourth Proportional to 34,890.05, 52,342.95 and 12,703.63

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Solution

The fourth proportional to 34,890.05, 52,342.95 and 12,703.63 is: 19,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,890.05 : 52,342.95 = 12,703.63 : x
  2. Step 2: Convert to fraction form
    34,890.05/52,342.95 = 12,703.63/x
  3. Step 3: Cross multiply
    34,890.05x = 52,342.95 × 12,703.63
  4. Step 4: Simplify right side
    34,890.05x = 664,945,469.91
  5. Step 5: Solve for x
    x = 664,945,469.91/34,890.05
  6. Step 6: Final answer
    x = 19,058.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.