Home / 42,028.96-63,045.60-10,864.48

Finding the Fourth Proportional to 42,028.96, 63,045.60 and 10,864.48

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Solution

The fourth proportional to 42,028.96, 63,045.60 and 10,864.48 is: 16,297.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,028.96 : 63,045.60 = 10,864.48 : x
  2. Step 2: Convert to fraction form
    42,028.96/63,045.60 = 10,864.48/x
  3. Step 3: Cross multiply
    42,028.96x = 63,045.60 × 10,864.48
  4. Step 4: Simplify right side
    42,028.96x = 684,957,660.29
  5. Step 5: Solve for x
    x = 684,957,660.29/42,028.96
  6. Step 6: Final answer
    x = 16,297.28

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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.