Home / 31,135.41-46,701.23-10,075.01

Finding the Fourth Proportional to 31,135.41, 46,701.23 and 10,075.01

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Solution

The fourth proportional to 31,135.41, 46,701.23 and 10,075.01 is: 15,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,135.41 : 46,701.23 = 10,075.01 : x
  2. Step 2: Convert to fraction form
    31,135.41/46,701.23 = 10,075.01/x
  3. Step 3: Cross multiply
    31,135.41x = 46,701.23 × 10,075.01
  4. Step 4: Simplify right side
    31,135.41x = 470,515,075.38
  5. Step 5: Solve for x
    x = 470,515,075.38/31,135.41
  6. Step 6: Final answer
    x = 15,111.90

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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.