Home / 13,058.57-19,590.29-4,299.63

Finding the Fourth Proportional to 13,058.57, 19,590.29 and 4,299.63

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Solution

The fourth proportional to 13,058.57, 19,590.29 and 4,299.63 is: 6,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058.57 : 19,590.29 = 4,299.63 : x
  2. Step 2: Convert to fraction form
    13,058.57/19,590.29 = 4,299.63/x
  3. Step 3: Cross multiply
    13,058.57x = 19,590.29 × 4,299.63
  4. Step 4: Simplify right side
    13,058.57x = 84,230,977.09
  5. Step 5: Solve for x
    x = 84,230,977.09/13,058.57
  6. Step 6: Final answer
    x = 6,450.25

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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.