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Finding the Fourth Proportional to 33,652.40, 46,441.20 and 19,313.40

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Solution

The fourth proportional to 33,652.40, 46,441.20 and 19,313.40 is: 26,653.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,652.40 : 46,441.20 = 19,313.40 : x
  2. Step 2: Convert to fraction form
    33,652.40/46,441.20 = 19,313.40/x
  3. Step 3: Cross multiply
    33,652.40x = 46,441.20 × 19,313.40
  4. Step 4: Simplify right side
    33,652.40x = 896,937,472.08
  5. Step 5: Solve for x
    x = 896,937,472.08/33,652.40
  6. Step 6: Final answer
    x = 26,653.00

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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.