Home / 27,947.04-41,932.40-13,155.62

Finding the Fourth Proportional to 27,947.04, 41,932.40 and 13,155.62

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Solution

The fourth proportional to 27,947.04, 41,932.40 and 13,155.62 is: 19,739.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,947.04 : 41,932.40 = 13,155.62 : x
  2. Step 2: Convert to fraction form
    27,947.04/41,932.40 = 13,155.62/x
  3. Step 3: Cross multiply
    27,947.04x = 41,932.40 × 13,155.62
  4. Step 4: Simplify right side
    27,947.04x = 551,646,720.09
  5. Step 5: Solve for x
    x = 551,646,720.09/27,947.04
  6. Step 6: Final answer
    x = 19,739.00

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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.