Home / 14,020.02-21,018.51-9,565.38

Finding the Fourth Proportional to 14,020.02, 21,018.51 and 9,565.38

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Solution

The fourth proportional to 14,020.02, 21,018.51 and 9,565.38 is: 14,340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.02 : 21,018.51 = 9,565.38 : x
  2. Step 2: Convert to fraction form
    14,020.02/21,018.51 = 9,565.38/x
  3. Step 3: Cross multiply
    14,020.02x = 21,018.51 × 9,565.38
  4. Step 4: Simplify right side
    14,020.02x = 201,050,035.18
  5. Step 5: Solve for x
    x = 201,050,035.18/14,020.02
  6. Step 6: Final answer
    x = 14,340.21

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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.