Home / 13,302.95-18,356.66-7,334.26

Finding the Fourth Proportional to 13,302.95, 18,356.66 and 7,334.26

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Solution

The fourth proportional to 13,302.95, 18,356.66 and 7,334.26 is: 10,120.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.95 : 18,356.66 = 7,334.26 : x
  2. Step 2: Convert to fraction form
    13,302.95/18,356.66 = 7,334.26/x
  3. Step 3: Cross multiply
    13,302.95x = 18,356.66 × 7,334.26
  4. Step 4: Simplify right side
    13,302.95x = 134,632,462.11
  5. Step 5: Solve for x
    x = 134,632,462.11/13,302.95
  6. Step 6: Final answer
    x = 10,120.50

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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.