Home / 33,457.88-46,172.52-20,029.72

Finding the Fourth Proportional to 33,457.88, 46,172.52 and 20,029.72

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Solution

The fourth proportional to 33,457.88, 46,172.52 and 20,029.72 is: 27,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,457.88 : 46,172.52 = 20,029.72 : x
  2. Step 2: Convert to fraction form
    33,457.88/46,172.52 = 20,029.72/x
  3. Step 3: Cross multiply
    33,457.88x = 46,172.52 × 20,029.72
  4. Step 4: Simplify right side
    33,457.88x = 924,822,647.29
  5. Step 5: Solve for x
    x = 924,822,647.29/33,457.88
  6. Step 6: Final answer
    x = 27,641.40

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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.