Home / 27,671.77-41,507.53-11,875.45

Finding the Fourth Proportional to 27,671.77, 41,507.53 and 11,875.45

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Solution

The fourth proportional to 27,671.77, 41,507.53 and 11,875.45 is: 17,813.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,671.77 : 41,507.53 = 11,875.45 : x
  2. Step 2: Convert to fraction form
    27,671.77/41,507.53 = 11,875.45/x
  3. Step 3: Cross multiply
    27,671.77x = 41,507.53 × 11,875.45
  4. Step 4: Simplify right side
    27,671.77x = 492,920,597.14
  5. Step 5: Solve for x
    x = 492,920,597.14/27,671.77
  6. Step 6: Final answer
    x = 17,813.12

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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.