Home / 19,853.23-29,782.47-10,493.62

Finding the Fourth Proportional to 19,853.23, 29,782.47 and 10,493.62

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Solution

The fourth proportional to 19,853.23, 29,782.47 and 10,493.62 is: 15,741.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,853.23 : 29,782.47 = 10,493.62 : x
  2. Step 2: Convert to fraction form
    19,853.23/29,782.47 = 10,493.62/x
  3. Step 3: Cross multiply
    19,853.23x = 29,782.47 × 10,493.62
  4. Step 4: Simplify right side
    19,853.23x = 312,525,922.84
  5. Step 5: Solve for x
    x = 312,525,922.84/19,853.23
  6. Step 6: Final answer
    x = 15,741.82

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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.