Home / 27,929.86-41,881.59-10,148.12

Finding the Fourth Proportional to 27,929.86, 41,881.59 and 10,148.12

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Solution

The fourth proportional to 27,929.86, 41,881.59 and 10,148.12 is: 15,217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,929.86 : 41,881.59 = 10,148.12 : x
  2. Step 2: Convert to fraction form
    27,929.86/41,881.59 = 10,148.12/x
  3. Step 3: Cross multiply
    27,929.86x = 41,881.59 × 10,148.12
  4. Step 4: Simplify right side
    27,929.86x = 425,019,466.55
  5. Step 5: Solve for x
    x = 425,019,466.55/27,929.86
  6. Step 6: Final answer
    x = 15,217.39

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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.