Home / 14,193.46-19,580.38-9,159.28

Finding the Fourth Proportional to 14,193.46, 19,580.38 and 9,159.28

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Solution

The fourth proportional to 14,193.46, 19,580.38 and 9,159.28 is: 12,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.46 : 19,580.38 = 9,159.28 : x
  2. Step 2: Convert to fraction form
    14,193.46/19,580.38 = 9,159.28/x
  3. Step 3: Cross multiply
    14,193.46x = 19,580.38 × 9,159.28
  4. Step 4: Simplify right side
    14,193.46x = 179,342,111.08
  5. Step 5: Solve for x
    x = 179,342,111.08/14,193.46
  6. Step 6: Final answer
    x = 12,635.55

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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.