Home / 13,706.63-20,559.51-5,807.04

Finding the Fourth Proportional to 13,706.63, 20,559.51 and 5,807.04

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Solution

The fourth proportional to 13,706.63, 20,559.51 and 5,807.04 is: 8,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,706.63 : 20,559.51 = 5,807.04 : x
  2. Step 2: Convert to fraction form
    13,706.63/20,559.51 = 5,807.04/x
  3. Step 3: Cross multiply
    13,706.63x = 20,559.51 × 5,807.04
  4. Step 4: Simplify right side
    13,706.63x = 119,389,896.95
  5. Step 5: Solve for x
    x = 119,389,896.95/13,706.63
  6. Step 6: Final answer
    x = 8,710.37

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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.