Home / 34,703.93-47,891.30-18,788.28

Finding the Fourth Proportional to 34,703.93, 47,891.30 and 18,788.28

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Solution

The fourth proportional to 34,703.93, 47,891.30 and 18,788.28 is: 25,927.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,703.93 : 47,891.30 = 18,788.28 : x
  2. Step 2: Convert to fraction form
    34,703.93/47,891.30 = 18,788.28/x
  3. Step 3: Cross multiply
    34,703.93x = 47,891.30 × 18,788.28
  4. Step 4: Simplify right side
    34,703.93x = 899,795,060.02
  5. Step 5: Solve for x
    x = 899,795,060.02/34,703.93
  6. Step 6: Final answer
    x = 25,927.76

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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.