Home / 14,015.03-21,010.26-7,445.93

Finding the Fourth Proportional to 14,015.03, 21,010.26 and 7,445.93

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Solution

The fourth proportional to 14,015.03, 21,010.26 and 7,445.93 is: 11,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.03 : 21,010.26 = 7,445.93 : x
  2. Step 2: Convert to fraction form
    14,015.03/21,010.26 = 7,445.93/x
  3. Step 3: Cross multiply
    14,015.03x = 21,010.26 × 7,445.93
  4. Step 4: Simplify right side
    14,015.03x = 156,440,925.24
  5. Step 5: Solve for x
    x = 156,440,925.24/14,015.03
  6. Step 6: Final answer
    x = 11,162.37

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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.