Home / 27,415.85-41,145.40-14,088.31

Finding the Fourth Proportional to 27,415.85, 41,145.40 and 14,088.31

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Solution

The fourth proportional to 27,415.85, 41,145.40 and 14,088.31 is: 21,143.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,415.85 : 41,145.40 = 14,088.31 : x
  2. Step 2: Convert to fraction form
    27,415.85/41,145.40 = 14,088.31/x
  3. Step 3: Cross multiply
    27,415.85x = 41,145.40 × 14,088.31
  4. Step 4: Simplify right side
    27,415.85x = 579,669,065.02
  5. Step 5: Solve for x
    x = 579,669,065.02/27,415.85
  6. Step 6: Final answer
    x = 21,143.58

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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.