Home / 33,416.50-46,114.77-19,988.32

Finding the Fourth Proportional to 33,416.50, 46,114.77 and 19,988.32

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Solution

The fourth proportional to 33,416.50, 46,114.77 and 19,988.32 is: 27,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,416.50 : 46,114.77 = 19,988.32 : x
  2. Step 2: Convert to fraction form
    33,416.50/46,114.77 = 19,988.32/x
  3. Step 3: Cross multiply
    33,416.50x = 46,114.77 × 19,988.32
  4. Step 4: Simplify right side
    33,416.50x = 921,756,779.49
  5. Step 5: Solve for x
    x = 921,756,779.49/33,416.50
  6. Step 6: Final answer
    x = 27,583.88

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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.