Home / 19,261.77-28,901.00-6,790.70

Finding the Fourth Proportional to 19,261.77, 28,901.00 and 6,790.70

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Solution

The fourth proportional to 19,261.77, 28,901.00 and 6,790.70 is: 10,189.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.77 : 28,901.00 = 6,790.70 : x
  2. Step 2: Convert to fraction form
    19,261.77/28,901.00 = 6,790.70/x
  3. Step 3: Cross multiply
    19,261.77x = 28,901.00 × 6,790.70
  4. Step 4: Simplify right side
    19,261.77x = 196,258,109.93
  5. Step 5: Solve for x
    x = 196,258,109.93/19,261.77
  6. Step 6: Final answer
    x = 10,189.00

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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.