Home / 42,146.16-63,222.48-15,850.32

Finding the Fourth Proportional to 42,146.16, 63,222.48 and 15,850.32

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Solution

The fourth proportional to 42,146.16, 63,222.48 and 15,850.32 is: 23,776.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,146.16 : 63,222.48 = 15,850.32 : x
  2. Step 2: Convert to fraction form
    42,146.16/63,222.48 = 15,850.32/x
  3. Step 3: Cross multiply
    42,146.16x = 63,222.48 × 15,850.32
  4. Step 4: Simplify right side
    42,146.16x = 1,002,096,539.19
  5. Step 5: Solve for x
    x = 1,002,096,539.19/42,146.16
  6. Step 6: Final answer
    x = 23,776.70

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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.