Home / 14,010.09-21,012.16-4,647.93

Finding the Fourth Proportional to 14,010.09, 21,012.16 and 4,647.93

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Solution

The fourth proportional to 14,010.09, 21,012.16 and 4,647.93 is: 6,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.09 : 21,012.16 = 4,647.93 : x
  2. Step 2: Convert to fraction form
    14,010.09/21,012.16 = 4,647.93/x
  3. Step 3: Cross multiply
    14,010.09x = 21,012.16 × 4,647.93
  4. Step 4: Simplify right side
    14,010.09x = 97,663,048.83
  5. Step 5: Solve for x
    x = 97,663,048.83/14,010.09
  6. Step 6: Final answer
    x = 6,970.91

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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.