Home / 38,404.90-57,643.80-23,642.65

Finding the Fourth Proportional to 38,404.90, 57,643.80 and 23,642.65

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Solution

The fourth proportional to 38,404.90, 57,643.80 and 23,642.65 is: 35,486.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,404.90 : 57,643.80 = 23,642.65 : x
  2. Step 2: Convert to fraction form
    38,404.90/57,643.80 = 23,642.65/x
  3. Step 3: Cross multiply
    38,404.90x = 57,643.80 × 23,642.65
  4. Step 4: Simplify right side
    38,404.90x = 1,362,852,188.07
  5. Step 5: Solve for x
    x = 1,362,852,188.07/38,404.90
  6. Step 6: Final answer
    x = 35,486.41

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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.