Home / 27,752.84-41,621.66-12,947.08

Finding the Fourth Proportional to 27,752.84, 41,621.66 and 12,947.08

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Solution

The fourth proportional to 27,752.84, 41,621.66 and 12,947.08 is: 19,417.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,752.84 : 41,621.66 = 12,947.08 : x
  2. Step 2: Convert to fraction form
    27,752.84/41,621.66 = 12,947.08/x
  3. Step 3: Cross multiply
    27,752.84x = 41,621.66 × 12,947.08
  4. Step 4: Simplify right side
    27,752.84x = 538,878,961.75
  5. Step 5: Solve for x
    x = 538,878,961.75/27,752.84
  6. Step 6: Final answer
    x = 19,417.07

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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.