Home / 33,116.77-45,700.94-18,779.32

Finding the Fourth Proportional to 33,116.77, 45,700.94 and 18,779.32

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Solution

The fourth proportional to 33,116.77, 45,700.94 and 18,779.32 is: 25,915.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,116.77 : 45,700.94 = 18,779.32 : x
  2. Step 2: Convert to fraction form
    33,116.77/45,700.94 = 18,779.32/x
  3. Step 3: Cross multiply
    33,116.77x = 45,700.94 × 18,779.32
  4. Step 4: Simplify right side
    33,116.77x = 858,232,482.66
  5. Step 5: Solve for x
    x = 858,232,482.66/33,116.77
  6. Step 6: Final answer
    x = 25,915.34

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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.