Home / 14,009.04-19,326.24-8,039.28

Finding the Fourth Proportional to 14,009.04, 19,326.24 and 8,039.28

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Solution

The fourth proportional to 14,009.04, 19,326.24 and 8,039.28 is: 11,090.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.04 : 19,326.24 = 8,039.28 : x
  2. Step 2: Convert to fraction form
    14,009.04/19,326.24 = 8,039.28/x
  3. Step 3: Cross multiply
    14,009.04x = 19,326.24 × 8,039.28
  4. Step 4: Simplify right side
    14,009.04x = 155,369,054.71
  5. Step 5: Solve for x
    x = 155,369,054.71/14,009.04
  6. Step 6: Final answer
    x = 11,090.63

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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.