Home / 31,907.88-44,042.58-18,482.45

Finding the Fourth Proportional to 31,907.88, 44,042.58 and 18,482.45

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Solution

The fourth proportional to 31,907.88, 44,042.58 and 18,482.45 is: 25,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,907.88 : 44,042.58 = 18,482.45 : x
  2. Step 2: Convert to fraction form
    31,907.88/44,042.58 = 18,482.45/x
  3. Step 3: Cross multiply
    31,907.88x = 44,042.58 × 18,482.45
  4. Step 4: Simplify right side
    31,907.88x = 814,014,562.51
  5. Step 5: Solve for x
    x = 814,014,562.51/31,907.88
  6. Step 6: Final answer
    x = 25,511.40

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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.