Home / 52,353.09-72,247.37-28,479.87

Finding the Fourth Proportional to 52,353.09, 72,247.37 and 28,479.87

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Solution

The fourth proportional to 52,353.09, 72,247.37 and 28,479.87 is: 39,302.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,353.09 : 72,247.37 = 28,479.87 : x
  2. Step 2: Convert to fraction form
    52,353.09/72,247.37 = 28,479.87/x
  3. Step 3: Cross multiply
    52,353.09x = 72,247.37 × 28,479.87
  4. Step 4: Simplify right side
    52,353.09x = 2,057,595,563.04
  5. Step 5: Solve for x
    x = 2,057,595,563.04/52,353.09
  6. Step 6: Final answer
    x = 39,302.28

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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.