Home / 33,430.35-46,134.23-18,322.67

Finding the Fourth Proportional to 33,430.35, 46,134.23 and 18,322.67

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Solution

The fourth proportional to 33,430.35, 46,134.23 and 18,322.67 is: 25,285.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430.35 : 46,134.23 = 18,322.67 : x
  2. Step 2: Convert to fraction form
    33,430.35/46,134.23 = 18,322.67/x
  3. Step 3: Cross multiply
    33,430.35x = 46,134.23 × 18,322.67
  4. Step 4: Simplify right side
    33,430.35x = 845,302,041.32
  5. Step 5: Solve for x
    x = 845,302,041.32/33,430.35
  6. Step 6: Final answer
    x = 25,285.47

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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.