Home / 14,005.63-19,326.76-8,037.15

Finding the Fourth Proportional to 14,005.63, 19,326.76 and 8,037.15

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Solution

The fourth proportional to 14,005.63, 19,326.76 and 8,037.15 is: 11,090.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005.63 : 19,326.76 = 8,037.15 : x
  2. Step 2: Convert to fraction form
    14,005.63/19,326.76 = 8,037.15/x
  3. Step 3: Cross multiply
    14,005.63x = 19,326.76 × 8,037.15
  4. Step 4: Simplify right side
    14,005.63x = 155,332,069.13
  5. Step 5: Solve for x
    x = 155,332,069.13/14,005.63
  6. Step 6: Final answer
    x = 11,090.69

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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.