Home / 39,907.01-55,074.15-22,001.98

Finding the Fourth Proportional to 39,907.01, 55,074.15 and 22,001.98

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Solution

The fourth proportional to 39,907.01, 55,074.15 and 22,001.98 is: 30,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,907.01 : 55,074.15 = 22,001.98 : x
  2. Step 2: Convert to fraction form
    39,907.01/55,074.15 = 22,001.98/x
  3. Step 3: Cross multiply
    39,907.01x = 55,074.15 × 22,001.98
  4. Step 4: Simplify right side
    39,907.01x = 1,211,740,236.81
  5. Step 5: Solve for x
    x = 1,211,740,236.81/39,907.01
  6. Step 6: Final answer
    x = 30,364.10

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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.