Home / 19,885.57-29,763.46-14,619.19

Finding the Fourth Proportional to 19,885.57, 29,763.46 and 14,619.19

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Solution

The fourth proportional to 19,885.57, 29,763.46 and 14,619.19 is: 21,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885.57 : 29,763.46 = 14,619.19 : x
  2. Step 2: Convert to fraction form
    19,885.57/29,763.46 = 14,619.19/x
  3. Step 3: Cross multiply
    19,885.57x = 29,763.46 × 14,619.19
  4. Step 4: Simplify right side
    19,885.57x = 435,117,594.24
  5. Step 5: Solve for x
    x = 435,117,594.24/19,885.57
  6. Step 6: Final answer
    x = 21,881.07

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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.