Home / 35,315.32-48,736.44-21,165.44

Finding the Fourth Proportional to 35,315.32, 48,736.44 and 21,165.44

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Solution

The fourth proportional to 35,315.32, 48,736.44 and 21,165.44 is: 29,209.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,315.32 : 48,736.44 = 21,165.44 : x
  2. Step 2: Convert to fraction form
    35,315.32/48,736.44 = 21,165.44/x
  3. Step 3: Cross multiply
    35,315.32x = 48,736.44 × 21,165.44
  4. Step 4: Simplify right side
    35,315.32x = 1,031,528,196.63
  5. Step 5: Solve for x
    x = 1,031,528,196.63/35,315.32
  6. Step 6: Final answer
    x = 29,209.09

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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.