Home / 36,947.04-50,985-21,031.44

Finding the Fourth Proportional to 36,947.04, 50,985 and 21,031.44

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Solution

The fourth proportional to 36,947.04, 50,985 and 21,031.44 is: 29,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,947.04 : 50,985 = 21,031.44 : x
  2. Step 2: Convert to fraction form
    36,947.04/50,985 = 21,031.44/x
  3. Step 3: Cross multiply
    36,947.04x = 50,985 × 21,031.44
  4. Step 4: Simplify right side
    36,947.04x = 1,072,287,968.40
  5. Step 5: Solve for x
    x = 1,072,287,968.40/36,947.04
  6. Step 6: Final answer
    x = 29,022.30

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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.