Home / 42,071.05-63,088.11-15,757.33

Finding the Fourth Proportional to 42,071.05, 63,088.11 and 15,757.33

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Solution

The fourth proportional to 42,071.05, 63,088.11 and 15,757.33 is: 23,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,071.05 : 63,088.11 = 15,757.33 : x
  2. Step 2: Convert to fraction form
    42,071.05/63,088.11 = 15,757.33/x
  3. Step 3: Cross multiply
    42,071.05x = 63,088.11 × 15,757.33
  4. Step 4: Simplify right side
    42,071.05x = 994,100,168.35
  5. Step 5: Solve for x
    x = 994,100,168.35/42,071.05
  6. Step 6: Final answer
    x = 23,629.08

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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.