Home / 19,899.51-27,460.90-10,946.85

Finding the Fourth Proportional to 19,899.51, 27,460.90 and 10,946.85

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Solution

The fourth proportional to 19,899.51, 27,460.90 and 10,946.85 is: 15,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,899.51 : 27,460.90 = 10,946.85 : x
  2. Step 2: Convert to fraction form
    19,899.51/27,460.90 = 10,946.85/x
  3. Step 3: Cross multiply
    19,899.51x = 27,460.90 × 10,946.85
  4. Step 4: Simplify right side
    19,899.51x = 300,610,188.49
  5. Step 5: Solve for x
    x = 300,610,188.49/19,899.51
  6. Step 6: Final answer
    x = 15,106.42

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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.