Home / 19,015.94-28,526.88-5,871.26

Finding the Fourth Proportional to 19,015.94, 28,526.88 and 5,871.26

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Solution

The fourth proportional to 19,015.94, 28,526.88 and 5,871.26 is: 8,807.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.94 : 28,526.88 = 5,871.26 : x
  2. Step 2: Convert to fraction form
    19,015.94/28,526.88 = 5,871.26/x
  3. Step 3: Cross multiply
    19,015.94x = 28,526.88 × 5,871.26
  4. Step 4: Simplify right side
    19,015.94x = 167,488,729.47
  5. Step 5: Solve for x
    x = 167,488,729.47/19,015.94
  6. Step 6: Final answer
    x = 8,807.81

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1.5x scale

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.