Home / 15,617.85-23,435.93-5,763.99

Finding the Fourth Proportional to 15,617.85, 23,435.93 and 5,763.99

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Solution

The fourth proportional to 15,617.85, 23,435.93 and 5,763.99 is: 8,649.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617.85 : 23,435.93 = 5,763.99 : x
  2. Step 2: Convert to fraction form
    15,617.85/23,435.93 = 5,763.99/x
  3. Step 3: Cross multiply
    15,617.85x = 23,435.93 × 5,763.99
  4. Step 4: Simplify right side
    15,617.85x = 135,084,437.34
  5. Step 5: Solve for x
    x = 135,084,437.34/15,617.85
  6. Step 6: Final answer
    x = 8,649.36

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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.