Home / 52,295.36-72,168.08-28,422.09

Finding the Fourth Proportional to 52,295.36, 72,168.08 and 28,422.09

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Solution

The fourth proportional to 52,295.36, 72,168.08 and 28,422.09 is: 39,222.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,295.36 : 72,168.08 = 28,422.09 : x
  2. Step 2: Convert to fraction form
    52,295.36/72,168.08 = 28,422.09/x
  3. Step 3: Cross multiply
    52,295.36x = 72,168.08 × 28,422.09
  4. Step 4: Simplify right side
    52,295.36x = 2,051,167,522.78
  5. Step 5: Solve for x
    x = 2,051,167,522.78/52,295.36
  6. Step 6: Final answer
    x = 39,222.75

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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.