Home / 31,051.10-46,548.49-12,570.46

Finding the Fourth Proportional to 31,051.10, 46,548.49 and 12,570.46

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Solution

The fourth proportional to 31,051.10, 46,548.49 and 12,570.46 is: 18,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,051.10 : 46,548.49 = 12,570.46 : x
  2. Step 2: Convert to fraction form
    31,051.10/46,548.49 = 12,570.46/x
  3. Step 3: Cross multiply
    31,051.10x = 46,548.49 × 12,570.46
  4. Step 4: Simplify right side
    31,051.10x = 585,135,931.61
  5. Step 5: Solve for x
    x = 585,135,931.61/31,051.10
  6. Step 6: Final answer
    x = 18,844.29

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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.