Home / 17,133.06-25,703.37-7,280.76

Finding the Fourth Proportional to 17,133.06, 25,703.37 and 7,280.76

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Solution

The fourth proportional to 17,133.06, 25,703.37 and 7,280.76 is: 10,922.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,133.06 : 25,703.37 = 7,280.76 : x
  2. Step 2: Convert to fraction form
    17,133.06/25,703.37 = 7,280.76/x
  3. Step 3: Cross multiply
    17,133.06x = 25,703.37 × 7,280.76
  4. Step 4: Simplify right side
    17,133.06x = 187,140,068.16
  5. Step 5: Solve for x
    x = 187,140,068.16/17,133.06
  6. Step 6: Final answer
    x = 10,922.75

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1.5x scale

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.