Home / 19,898.46-27,459.95-10,946.54

Finding the Fourth Proportional to 19,898.46, 27,459.95 and 10,946.54

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Solution

The fourth proportional to 19,898.46, 27,459.95 and 10,946.54 is: 15,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,898.46 : 27,459.95 = 10,946.54 : x
  2. Step 2: Convert to fraction form
    19,898.46/27,459.95 = 10,946.54/x
  3. Step 3: Cross multiply
    19,898.46x = 27,459.95 × 10,946.54
  4. Step 4: Simplify right side
    19,898.46x = 300,591,454.99
  5. Step 5: Solve for x
    x = 300,591,454.99/19,898.46
  6. Step 6: Final answer
    x = 15,106.27

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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.