Home / 28,799.40-39,742.44-16,052.64

Finding the Fourth Proportional to 28,799.40, 39,742.44 and 16,052.64

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Solution

The fourth proportional to 28,799.40, 39,742.44 and 16,052.64 is: 22,152.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,799.40 : 39,742.44 = 16,052.64 : x
  2. Step 2: Convert to fraction form
    28,799.40/39,742.44 = 16,052.64/x
  3. Step 3: Cross multiply
    28,799.40x = 39,742.44 × 16,052.64
  4. Step 4: Simplify right side
    28,799.40x = 637,971,082.04
  5. Step 5: Solve for x
    x = 637,971,082.04/28,799.40
  6. Step 6: Final answer
    x = 22,152.24

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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.