Home / 28,887.90-39,883.83-23,595.42

Finding the Fourth Proportional to 28,887.90, 39,883.83 and 23,595.42

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Solution

The fourth proportional to 28,887.90, 39,883.83 and 23,595.42 is: 32,576.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,887.90 : 39,883.83 = 23,595.42 : x
  2. Step 2: Convert to fraction form
    28,887.90/39,883.83 = 23,595.42/x
  3. Step 3: Cross multiply
    28,887.90x = 39,883.83 × 23,595.42
  4. Step 4: Simplify right side
    28,887.90x = 941,075,720.06
  5. Step 5: Solve for x
    x = 941,075,720.06/28,887.90
  6. Step 6: Final answer
    x = 32,576.81

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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.