Home / 33,527.40-46,267.74-18,420.45

Finding the Fourth Proportional to 33,527.40, 46,267.74 and 18,420.45

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Solution

The fourth proportional to 33,527.40, 46,267.74 and 18,420.45 is: 25,420.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,527.40 : 46,267.74 = 18,420.45 : x
  2. Step 2: Convert to fraction form
    33,527.40/46,267.74 = 18,420.45/x
  3. Step 3: Cross multiply
    33,527.40x = 46,267.74 × 18,420.45
  4. Step 4: Simplify right side
    33,527.40x = 852,272,591.28
  5. Step 5: Solve for x
    x = 852,272,591.28/33,527.40
  6. Step 6: Final answer
    x = 25,420.18

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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.