Home / 25,200.08-37,804.72-10,400.80

Finding the Fourth Proportional to 25,200.08, 37,804.72 and 10,400.80

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Solution

The fourth proportional to 25,200.08, 37,804.72 and 10,400.80 is: 15,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,200.08 : 37,804.72 = 10,400.80 : x
  2. Step 2: Convert to fraction form
    25,200.08/37,804.72 = 10,400.80/x
  3. Step 3: Cross multiply
    25,200.08x = 37,804.72 × 10,400.80
  4. Step 4: Simplify right side
    25,200.08x = 393,199,331.78
  5. Step 5: Solve for x
    x = 393,199,331.78/25,200.08
  6. Step 6: Final answer
    x = 15,603.10

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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.