Home / 13,465.37-20,195.63-4,702.79

Finding the Fourth Proportional to 13,465.37, 20,195.63 and 4,702.79

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Solution

The fourth proportional to 13,465.37, 20,195.63 and 4,702.79 is: 7,053.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.37 : 20,195.63 = 4,702.79 : x
  2. Step 2: Convert to fraction form
    13,465.37/20,195.63 = 4,702.79/x
  3. Step 3: Cross multiply
    13,465.37x = 20,195.63 × 4,702.79
  4. Step 4: Simplify right side
    13,465.37x = 94,975,806.81
  5. Step 5: Solve for x
    x = 94,975,806.81/13,465.37
  6. Step 6: Final answer
    x = 7,053.34

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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.