Home / 14,351.04-19,819.44-9,886.32

Finding the Fourth Proportional to 14,351.04, 19,819.44 and 9,886.32

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Solution

The fourth proportional to 14,351.04, 19,819.44 and 9,886.32 is: 13,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351.04 : 19,819.44 = 9,886.32 : x
  2. Step 2: Convert to fraction form
    14,351.04/19,819.44 = 9,886.32/x
  3. Step 3: Cross multiply
    14,351.04x = 19,819.44 × 9,886.32
  4. Step 4: Simplify right side
    14,351.04x = 195,941,326.06
  5. Step 5: Solve for x
    x = 195,941,326.06/14,351.04
  6. Step 6: Final answer
    x = 13,653.46

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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.