Home / 19,898.88-27,459.06-10,946.76

Finding the Fourth Proportional to 19,898.88, 27,459.06 and 10,946.76

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Solution

The fourth proportional to 19,898.88, 27,459.06 and 10,946.76 is: 15,105.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,898.88 : 27,459.06 = 10,946.76 : x
  2. Step 2: Convert to fraction form
    19,898.88/27,459.06 = 10,946.76/x
  3. Step 3: Cross multiply
    19,898.88x = 27,459.06 × 10,946.76
  4. Step 4: Simplify right side
    19,898.88x = 300,587,739.65
  5. Step 5: Solve for x
    x = 300,587,739.65/19,898.88
  6. Step 6: Final answer
    x = 15,105.76

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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.