Home / 19,517.02-29,323.67-12,500.07

Finding the Fourth Proportional to 19,517.02, 29,323.67 and 12,500.07

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Solution

The fourth proportional to 19,517.02, 29,323.67 and 12,500.07 is: 18,780.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.02 : 29,323.67 = 12,500.07 : x
  2. Step 2: Convert to fraction form
    19,517.02/29,323.67 = 12,500.07/x
  3. Step 3: Cross multiply
    19,517.02x = 29,323.67 × 12,500.07
  4. Step 4: Simplify right side
    19,517.02x = 366,547,927.66
  5. Step 5: Solve for x
    x = 366,547,927.66/19,517.02
  6. Step 6: Final answer
    x = 18,780.94

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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.