Home / 31,907.07-44,029.07-18,807.98

Finding the Fourth Proportional to 31,907.07, 44,029.07 and 18,807.98

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Solution

The fourth proportional to 31,907.07, 44,029.07 and 18,807.98 is: 25,953.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,907.07 : 44,029.07 = 18,807.98 : x
  2. Step 2: Convert to fraction form
    31,907.07/44,029.07 = 18,807.98/x
  3. Step 3: Cross multiply
    31,907.07x = 44,029.07 × 18,807.98
  4. Step 4: Simplify right side
    31,907.07x = 828,097,871.99
  5. Step 5: Solve for x
    x = 828,097,871.99/31,907.07
  6. Step 6: Final answer
    x = 25,953.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.