Home / 14,359.44-19,823.22-9,886.62

Finding the Fourth Proportional to 14,359.44, 19,823.22 and 9,886.62

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Solution

The fourth proportional to 14,359.44, 19,823.22 and 9,886.62 is: 13,648.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.44 : 19,823.22 = 9,886.62 : x
  2. Step 2: Convert to fraction form
    14,359.44/19,823.22 = 9,886.62/x
  3. Step 3: Cross multiply
    14,359.44x = 19,823.22 × 9,886.62
  4. Step 4: Simplify right side
    14,359.44x = 195,984,643.32
  5. Step 5: Solve for x
    x = 195,984,643.32/14,359.44
  6. Step 6: Final answer
    x = 13,648.49

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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.