Home / 50,070.96-75,082.44-18,886.32

Finding the Fourth Proportional to 50,070.96, 75,082.44 and 18,886.32

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Solution

The fourth proportional to 50,070.96, 75,082.44 and 18,886.32 is: 28,320.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,070.96 : 75,082.44 = 18,886.32 : x
  2. Step 2: Convert to fraction form
    50,070.96/75,082.44 = 18,886.32/x
  3. Step 3: Cross multiply
    50,070.96x = 75,082.44 × 18,886.32
  4. Step 4: Simplify right side
    50,070.96x = 1,418,030,988.22
  5. Step 5: Solve for x
    x = 1,418,030,988.22/50,070.96
  6. Step 6: Final answer
    x = 28,320.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.