Home / 40,821.64-61,213.95-14,527.06

Finding the Fourth Proportional to 40,821.64, 61,213.95 and 14,527.06

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Solution

The fourth proportional to 40,821.64, 61,213.95 and 14,527.06 is: 21,784.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,821.64 : 61,213.95 = 14,527.06 : x
  2. Step 2: Convert to fraction form
    40,821.64/61,213.95 = 14,527.06/x
  3. Step 3: Cross multiply
    40,821.64x = 61,213.95 × 14,527.06
  4. Step 4: Simplify right side
    40,821.64x = 889,258,724.49
  5. Step 5: Solve for x
    x = 889,258,724.49/40,821.64
  6. Step 6: Final answer
    x = 21,784.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.