Home / 26,928.72-37,153.22-14,990.00

Finding the Fourth Proportional to 26,928.72, 37,153.22 and 14,990.00

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Solution

The fourth proportional to 26,928.72, 37,153.22 and 14,990.00 is: 20,681.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.72 : 37,153.22 = 14,990.00 : x
  2. Step 2: Convert to fraction form
    26,928.72/37,153.22 = 14,990.00/x
  3. Step 3: Cross multiply
    26,928.72x = 37,153.22 × 14,990.00
  4. Step 4: Simplify right side
    26,928.72x = 556,926,507.08
  5. Step 5: Solve for x
    x = 556,926,507.08/26,928.72
  6. Step 6: Final answer
    x = 20,681.51

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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.