Home / 25,582.10-38,302.30-13,075.19

Finding the Fourth Proportional to 25,582.10, 38,302.30 and 13,075.19

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Solution

The fourth proportional to 25,582.10, 38,302.30 and 13,075.19 is: 19,576.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582.10 : 38,302.30 = 13,075.19 : x
  2. Step 2: Convert to fraction form
    25,582.10/38,302.30 = 13,075.19/x
  3. Step 3: Cross multiply
    25,582.10x = 38,302.30 × 13,075.19
  4. Step 4: Simplify right side
    25,582.10x = 500,810,033.85
  5. Step 5: Solve for x
    x = 500,810,033.85/25,582.10
  6. Step 6: Final answer
    x = 19,576.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.