Home / 14,076.68-19,426.10-8,417.25

Finding the Fourth Proportional to 14,076.68, 19,426.10 and 8,417.25

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Solution

The fourth proportional to 14,076.68, 19,426.10 and 8,417.25 is: 11,615.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.68 : 19,426.10 = 8,417.25 : x
  2. Step 2: Convert to fraction form
    14,076.68/19,426.10 = 8,417.25/x
  3. Step 3: Cross multiply
    14,076.68x = 19,426.10 × 8,417.25
  4. Step 4: Simplify right side
    14,076.68x = 163,514,298.14
  5. Step 5: Solve for x
    x = 163,514,298.14/14,076.68
  6. Step 6: Final answer
    x = 11,615.97

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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.