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Finding the Fourth Proportional to 14,030.42, 21,048.03 and 7,010.73

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Solution

The fourth proportional to 14,030.42, 21,048.03 and 7,010.73 is: 10,517.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.42 : 21,048.03 = 7,010.73 : x
  2. Step 2: Convert to fraction form
    14,030.42/21,048.03 = 7,010.73/x
  3. Step 3: Cross multiply
    14,030.42x = 21,048.03 × 7,010.73
  4. Step 4: Simplify right side
    14,030.42x = 147,562,055.36
  5. Step 5: Solve for x
    x = 147,562,055.36/14,030.42
  6. Step 6: Final answer
    x = 10,517.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.