Home / 38,136.69-57,218.54-17,075.07

Finding the Fourth Proportional to 38,136.69, 57,218.54 and 17,075.07

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Solution

The fourth proportional to 38,136.69, 57,218.54 and 17,075.07 is: 25,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,136.69 : 57,218.54 = 17,075.07 : x
  2. Step 2: Convert to fraction form
    38,136.69/57,218.54 = 17,075.07/x
  3. Step 3: Cross multiply
    38,136.69x = 57,218.54 × 17,075.07
  4. Step 4: Simplify right side
    38,136.69x = 977,010,490.42
  5. Step 5: Solve for x
    x = 977,010,490.42/38,136.69
  6. Step 6: Final answer
    x = 25,618.65

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1.5x scale

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.