Home / 34,418.95-47,497.40-19,311.34

Finding the Fourth Proportional to 34,418.95, 47,497.40 and 19,311.34

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Solution

The fourth proportional to 34,418.95, 47,497.40 and 19,311.34 is: 26,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,418.95 : 47,497.40 = 19,311.34 : x
  2. Step 2: Convert to fraction form
    34,418.95/47,497.40 = 19,311.34/x
  3. Step 3: Cross multiply
    34,418.95x = 47,497.40 × 19,311.34
  4. Step 4: Simplify right side
    34,418.95x = 917,238,106.47
  5. Step 5: Solve for x
    x = 917,238,106.47/34,418.95
  6. Step 6: Final answer
    x = 26,649.22

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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.