Home / 30,342.02-41,865.81-17,764.34

Finding the Fourth Proportional to 30,342.02, 41,865.81 and 17,764.34

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Solution

The fourth proportional to 30,342.02, 41,865.81 and 17,764.34 is: 24,511.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,342.02 : 41,865.81 = 17,764.34 : x
  2. Step 2: Convert to fraction form
    30,342.02/41,865.81 = 17,764.34/x
  3. Step 3: Cross multiply
    30,342.02x = 41,865.81 × 17,764.34
  4. Step 4: Simplify right side
    30,342.02x = 743,718,483.22
  5. Step 5: Solve for x
    x = 743,718,483.22/30,342.02
  6. Step 6: Final answer
    x = 24,511.17

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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.