Home / 14,502.03-20,018.93-9,792.69

Finding the Fourth Proportional to 14,502.03, 20,018.93 and 9,792.69

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Solution

The fourth proportional to 14,502.03, 20,018.93 and 9,792.69 is: 13,518.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502.03 : 20,018.93 = 9,792.69 : x
  2. Step 2: Convert to fraction form
    14,502.03/20,018.93 = 9,792.69/x
  3. Step 3: Cross multiply
    14,502.03x = 20,018.93 × 9,792.69
  4. Step 4: Simplify right side
    14,502.03x = 196,039,126.66
  5. Step 5: Solve for x
    x = 196,039,126.66/14,502.03
  6. Step 6: Final answer
    x = 13,518.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.