Home / 39,209.82-58,779.07-14,239.14

Finding the Fourth Proportional to 39,209.82, 58,779.07 and 14,239.14

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Solution

The fourth proportional to 39,209.82, 58,779.07 and 14,239.14 is: 21,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,209.82 : 58,779.07 = 14,239.14 : x
  2. Step 2: Convert to fraction form
    39,209.82/58,779.07 = 14,239.14/x
  3. Step 3: Cross multiply
    39,209.82x = 58,779.07 × 14,239.14
  4. Step 4: Simplify right side
    39,209.82x = 836,963,406.80
  5. Step 5: Solve for x
    x = 836,963,406.80/39,209.82
  6. Step 6: Final answer
    x = 21,345.76

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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.