Home / 13,559.77-20,261.91-10,336.23

Finding the Fourth Proportional to 13,559.77, 20,261.91 and 10,336.23

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Solution

The fourth proportional to 13,559.77, 20,261.91 and 10,336.23 is: 15,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,559.77 : 20,261.91 = 10,336.23 : x
  2. Step 2: Convert to fraction form
    13,559.77/20,261.91 = 10,336.23/x
  3. Step 3: Cross multiply
    13,559.77x = 20,261.91 × 10,336.23
  4. Step 4: Simplify right side
    13,559.77x = 209,431,609.01
  5. Step 5: Solve for x
    x = 209,431,609.01/13,559.77
  6. Step 6: Final answer
    x = 15,445.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.