Home / 34,080.48-47,015.91-19,927.08

Finding the Fourth Proportional to 34,080.48, 47,015.91 and 19,927.08

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Solution

The fourth proportional to 34,080.48, 47,015.91 and 19,927.08 is: 27,490.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,080.48 : 47,015.91 = 19,927.08 : x
  2. Step 2: Convert to fraction form
    34,080.48/47,015.91 = 19,927.08/x
  3. Step 3: Cross multiply
    34,080.48x = 47,015.91 × 19,927.08
  4. Step 4: Simplify right side
    34,080.48x = 936,889,799.84
  5. Step 5: Solve for x
    x = 936,889,799.84/34,080.48
  6. Step 6: Final answer
    x = 27,490.51

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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.