Home / 25,858.55-35,688.64-15,792.83

Finding the Fourth Proportional to 25,858.55, 35,688.64 and 15,792.83

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Solution

The fourth proportional to 25,858.55, 35,688.64 and 15,792.83 is: 21,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,858.55 : 35,688.64 = 15,792.83 : x
  2. Step 2: Convert to fraction form
    25,858.55/35,688.64 = 15,792.83/x
  3. Step 3: Cross multiply
    25,858.55x = 35,688.64 × 15,792.83
  4. Step 4: Simplify right side
    25,858.55x = 563,624,624.45
  5. Step 5: Solve for x
    x = 563,624,624.45/25,858.55
  6. Step 6: Final answer
    x = 21,796.45

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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.