Home / 39,698.68-54,779.62-23,560.20

Finding the Fourth Proportional to 39,698.68, 54,779.62 and 23,560.20

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Solution

The fourth proportional to 39,698.68, 54,779.62 and 23,560.20 is: 32,510.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,698.68 : 54,779.62 = 23,560.20 : x
  2. Step 2: Convert to fraction form
    39,698.68/54,779.62 = 23,560.20/x
  3. Step 3: Cross multiply
    39,698.68x = 54,779.62 × 23,560.20
  4. Step 4: Simplify right side
    39,698.68x = 1,290,618,803.12
  5. Step 5: Solve for x
    x = 1,290,618,803.12/39,698.68
  6. Step 6: Final answer
    x = 32,510.37

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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.