Home / 27,477.60-41,216.40-12,715.35

Finding the Fourth Proportional to 27,477.60, 41,216.40 and 12,715.35

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Solution

The fourth proportional to 27,477.60, 41,216.40 and 12,715.35 is: 19,073.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,477.60 : 41,216.40 = 12,715.35 : x
  2. Step 2: Convert to fraction form
    27,477.60/41,216.40 = 12,715.35/x
  3. Step 3: Cross multiply
    27,477.60x = 41,216.40 × 12,715.35
  4. Step 4: Simplify right side
    27,477.60x = 524,080,951.74
  5. Step 5: Solve for x
    x = 524,080,951.74/27,477.60
  6. Step 6: Final answer
    x = 19,073.03

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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.