Home / 18,937.08-26,133.30-10,554.12

Finding the Fourth Proportional to 18,937.08, 26,133.30 and 10,554.12

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Solution

The fourth proportional to 18,937.08, 26,133.30 and 10,554.12 is: 14,564.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,937.08 : 26,133.30 = 10,554.12 : x
  2. Step 2: Convert to fraction form
    18,937.08/26,133.30 = 10,554.12/x
  3. Step 3: Cross multiply
    18,937.08x = 26,133.30 × 10,554.12
  4. Step 4: Simplify right side
    18,937.08x = 275,813,984.20
  5. Step 5: Solve for x
    x = 275,813,984.20/18,937.08
  6. Step 6: Final answer
    x = 14,564.76

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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.