Home / 13,705.53-20,533.98-9,307.23

Finding the Fourth Proportional to 13,705.53, 20,533.98 and 9,307.23

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Solution

The fourth proportional to 13,705.53, 20,533.98 and 9,307.23 is: 13,944.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,705.53 : 20,533.98 = 9,307.23 : x
  2. Step 2: Convert to fraction form
    13,705.53/20,533.98 = 9,307.23/x
  3. Step 3: Cross multiply
    13,705.53x = 20,533.98 × 9,307.23
  4. Step 4: Simplify right side
    13,705.53x = 191,114,474.68
  5. Step 5: Solve for x
    x = 191,114,474.68/13,705.53
  6. Step 6: Final answer
    x = 13,944.33

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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.