Home / 15,926.91-23,890.65-4,240

Finding the Fourth Proportional to 15,926.91, 23,890.65 and 4,240

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Solution

The fourth proportional to 15,926.91, 23,890.65 and 4,240 is: 6,360.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,926.91 : 23,890.65 = 4,240 : x
  2. Step 2: Convert to fraction form
    15,926.91/23,890.65 = 4,240/x
  3. Step 3: Cross multiply
    15,926.91x = 23,890.65 × 4,240
  4. Step 4: Simplify right side
    15,926.91x = 101,296,356
  5. Step 5: Solve for x
    x = 101,296,356/15,926.91
  6. Step 6: Final answer
    x = 6,360.08

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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.