Home / 15,051.93-20,775.12-10,016.37

Finding the Fourth Proportional to 15,051.93, 20,775.12 and 10,016.37

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Solution

The fourth proportional to 15,051.93, 20,775.12 and 10,016.37 is: 13,824.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,051.93 : 20,775.12 = 10,016.37 : x
  2. Step 2: Convert to fraction form
    15,051.93/20,775.12 = 10,016.37/x
  3. Step 3: Cross multiply
    15,051.93x = 20,775.12 × 10,016.37
  4. Step 4: Simplify right side
    15,051.93x = 208,091,288.71
  5. Step 5: Solve for x
    x = 208,091,288.71/15,051.93
  6. Step 6: Final answer
    x = 13,824.89

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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.