Home / 27,557.42-41,312.76-10,929.20

Finding the Fourth Proportional to 27,557.42, 41,312.76 and 10,929.20

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Solution

The fourth proportional to 27,557.42, 41,312.76 and 10,929.20 is: 16,384.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,557.42 : 41,312.76 = 10,929.20 : x
  2. Step 2: Convert to fraction form
    27,557.42/41,312.76 = 10,929.20/x
  3. Step 3: Cross multiply
    27,557.42x = 41,312.76 × 10,929.20
  4. Step 4: Simplify right side
    27,557.42x = 451,515,416.59
  5. Step 5: Solve for x
    x = 451,515,416.59/27,557.42
  6. Step 6: Final answer
    x = 16,384.53

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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.