Home / 25,353.60-34,987.66-14,022.20

Finding the Fourth Proportional to 25,353.60, 34,987.66 and 14,022.20

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Solution

The fourth proportional to 25,353.60, 34,987.66 and 14,022.20 is: 19,350.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.60 : 34,987.66 = 14,022.20 : x
  2. Step 2: Convert to fraction form
    25,353.60/34,987.66 = 14,022.20/x
  3. Step 3: Cross multiply
    25,353.60x = 34,987.66 × 14,022.20
  4. Step 4: Simplify right side
    25,353.60x = 490,604,097.34
  5. Step 5: Solve for x
    x = 490,604,097.34/25,353.60
  6. Step 6: Final answer
    x = 19,350.47

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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.