Home / 14,357.24-21,531.70-5,590.20

Finding the Fourth Proportional to 14,357.24, 21,531.70 and 5,590.20

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Solution

The fourth proportional to 14,357.24, 21,531.70 and 5,590.20 is: 8,383.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357.24 : 21,531.70 = 5,590.20 : x
  2. Step 2: Convert to fraction form
    14,357.24/21,531.70 = 5,590.20/x
  3. Step 3: Cross multiply
    14,357.24x = 21,531.70 × 5,590.20
  4. Step 4: Simplify right side
    14,357.24x = 120,366,509.34
  5. Step 5: Solve for x
    x = 120,366,509.34/14,357.24
  6. Step 6: Final answer
    x = 8,383.68

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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.