Home / 25,790.01-35,596.55-15,724.00

Finding the Fourth Proportional to 25,790.01, 35,596.55 and 15,724.00

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Solution

The fourth proportional to 25,790.01, 35,596.55 and 15,724.00 is: 21,702.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,790.01 : 35,596.55 = 15,724.00 : x
  2. Step 2: Convert to fraction form
    25,790.01/35,596.55 = 15,724.00/x
  3. Step 3: Cross multiply
    25,790.01x = 35,596.55 × 15,724.00
  4. Step 4: Simplify right side
    25,790.01x = 559,720,118.08
  5. Step 5: Solve for x
    x = 559,720,118.08/25,790.01
  6. Step 6: Final answer
    x = 21,702.98

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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.