Home / 13,302.58-18,356.53-7,334.23

Finding the Fourth Proportional to 13,302.58, 18,356.53 and 7,334.23

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Solution

The fourth proportional to 13,302.58, 18,356.53 and 7,334.23 is: 10,120.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.58 : 18,356.53 = 7,334.23 : x
  2. Step 2: Convert to fraction form
    13,302.58/18,356.53 = 7,334.23/x
  3. Step 3: Cross multiply
    13,302.58x = 18,356.53 × 7,334.23
  4. Step 4: Simplify right side
    13,302.58x = 134,631,013.02
  5. Step 5: Solve for x
    x = 134,631,013.02/13,302.58
  6. Step 6: Final answer
    x = 10,120.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.