Home / 19,425.03-26,807.00-10,811.31

Finding the Fourth Proportional to 19,425.03, 26,807.00 and 10,811.31

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Solution

The fourth proportional to 19,425.03, 26,807.00 and 10,811.31 is: 14,919.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425.03 : 26,807.00 = 10,811.31 : x
  2. Step 2: Convert to fraction form
    19,425.03/26,807.00 = 10,811.31/x
  3. Step 3: Cross multiply
    19,425.03x = 26,807.00 × 10,811.31
  4. Step 4: Simplify right side
    19,425.03x = 289,818,733.11
  5. Step 5: Solve for x
    x = 289,818,733.11/19,425.03
  6. Step 6: Final answer
    x = 14,919.86

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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.