Home / 27,352.08-37,725.75-20,637.99

Finding the Fourth Proportional to 27,352.08, 37,725.75 and 20,637.99

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Solution

The fourth proportional to 27,352.08, 37,725.75 and 20,637.99 is: 28,465.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,352.08 : 37,725.75 = 20,637.99 : x
  2. Step 2: Convert to fraction form
    27,352.08/37,725.75 = 20,637.99/x
  3. Step 3: Cross multiply
    27,352.08x = 37,725.75 × 20,637.99
  4. Step 4: Simplify right side
    27,352.08x = 778,583,651.24
  5. Step 5: Solve for x
    x = 778,583,651.24/27,352.08
  6. Step 6: Final answer
    x = 28,465.24

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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.