Home / 25,383.60-38,075.40-25,237.80

Finding the Fourth Proportional to 25,383.60, 38,075.40 and 25,237.80

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Solution

The fourth proportional to 25,383.60, 38,075.40 and 25,237.80 is: 37,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.60 : 38,075.40 = 25,237.80 : x
  2. Step 2: Convert to fraction form
    25,383.60/38,075.40 = 25,237.80/x
  3. Step 3: Cross multiply
    25,383.60x = 38,075.40 × 25,237.80
  4. Step 4: Simplify right side
    25,383.60x = 960,939,330.12
  5. Step 5: Solve for x
    x = 960,939,330.12/25,383.60
  6. Step 6: Final answer
    x = 37,856.70

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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.