Home / 25,916.45-35,762.87-15,847.74

Finding the Fourth Proportional to 25,916.45, 35,762.87 and 15,847.74

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Solution

The fourth proportional to 25,916.45, 35,762.87 and 15,847.74 is: 21,868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,916.45 : 35,762.87 = 15,847.74 : x
  2. Step 2: Convert to fraction form
    25,916.45/35,762.87 = 15,847.74/x
  3. Step 3: Cross multiply
    25,916.45x = 35,762.87 × 15,847.74
  4. Step 4: Simplify right side
    25,916.45x = 566,760,586.18
  5. Step 5: Solve for x
    x = 566,760,586.18/25,916.45
  6. Step 6: Final answer
    x = 21,868.76

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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.