Home / 27,014.64-40,526.04-12,972.02

Finding the Fourth Proportional to 27,014.64, 40,526.04 and 12,972.02

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Solution

The fourth proportional to 27,014.64, 40,526.04 and 12,972.02 is: 19,459.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,014.64 : 40,526.04 = 12,972.02 : x
  2. Step 2: Convert to fraction form
    27,014.64/40,526.04 = 12,972.02/x
  3. Step 3: Cross multiply
    27,014.64x = 40,526.04 × 12,972.02
  4. Step 4: Simplify right side
    27,014.64x = 525,704,601.40
  5. Step 5: Solve for x
    x = 525,704,601.40/27,014.64
  6. Step 6: Final answer
    x = 19,459.99

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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.