Home / 13,058.46-19,585.65-4,293.30

Finding the Fourth Proportional to 13,058.46, 19,585.65 and 4,293.30

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Solution

The fourth proportional to 13,058.46, 19,585.65 and 4,293.30 is: 6,439.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058.46 : 19,585.65 = 4,293.30 : x
  2. Step 2: Convert to fraction form
    13,058.46/19,585.65 = 4,293.30/x
  3. Step 3: Cross multiply
    13,058.46x = 19,585.65 × 4,293.30
  4. Step 4: Simplify right side
    13,058.46x = 84,087,071.15
  5. Step 5: Solve for x
    x = 84,087,071.15/13,058.46
  6. Step 6: Final answer
    x = 6,439.28

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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.