Home / 39,339.64-59,015.28-12,676.69

Finding the Fourth Proportional to 39,339.64, 59,015.28 and 12,676.69

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Solution

The fourth proportional to 39,339.64, 59,015.28 and 12,676.69 is: 19,016.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,339.64 : 59,015.28 = 12,676.69 : x
  2. Step 2: Convert to fraction form
    39,339.64/59,015.28 = 12,676.69/x
  3. Step 3: Cross multiply
    39,339.64x = 59,015.28 × 12,676.69
  4. Step 4: Simplify right side
    39,339.64x = 748,118,409.82
  5. Step 5: Solve for x
    x = 748,118,409.82/39,339.64
  6. Step 6: Final answer
    x = 19,016.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.