Home / 28,725.02-39,624.35-17,236.96

Finding the Fourth Proportional to 28,725.02, 39,624.35 and 17,236.96

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Solution

The fourth proportional to 28,725.02, 39,624.35 and 17,236.96 is: 23,777.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,725.02 : 39,624.35 = 17,236.96 : x
  2. Step 2: Convert to fraction form
    28,725.02/39,624.35 = 17,236.96/x
  3. Step 3: Cross multiply
    28,725.02x = 39,624.35 × 17,236.96
  4. Step 4: Simplify right side
    28,725.02x = 683,003,051.67
  5. Step 5: Solve for x
    x = 683,003,051.67/28,725.02
  6. Step 6: Final answer
    x = 23,777.29

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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.