Home / 47,047.20-64,922.75-27,927.79

Finding the Fourth Proportional to 47,047.20, 64,922.75 and 27,927.79

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Solution

The fourth proportional to 47,047.20, 64,922.75 and 27,927.79 is: 38,538.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,047.20 : 64,922.75 = 27,927.79 : x
  2. Step 2: Convert to fraction form
    47,047.20/64,922.75 = 27,927.79/x
  3. Step 3: Cross multiply
    47,047.20x = 64,922.75 × 27,927.79
  4. Step 4: Simplify right side
    47,047.20x = 1,813,148,731.01
  5. Step 5: Solve for x
    x = 1,813,148,731.01/47,047.20
  6. Step 6: Final answer
    x = 38,538.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.