Home / 34,368.21-47,451.38-21,467.21

Finding the Fourth Proportional to 34,368.21, 47,451.38 and 21,467.21

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Solution

The fourth proportional to 34,368.21, 47,451.38 and 21,467.21 is: 29,639.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,368.21 : 47,451.38 = 21,467.21 : x
  2. Step 2: Convert to fraction form
    34,368.21/47,451.38 = 21,467.21/x
  3. Step 3: Cross multiply
    34,368.21x = 47,451.38 × 21,467.21
  4. Step 4: Simplify right side
    34,368.21x = 1,018,648,394.66
  5. Step 5: Solve for x
    x = 1,018,648,394.66/34,368.21
  6. Step 6: Final answer
    x = 29,639.26

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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.