Home / 14,357.59-21,533.95-3,969.34

Finding the Fourth Proportional to 14,357.59, 21,533.95 and 3,969.34

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Solution

The fourth proportional to 14,357.59, 21,533.95 and 3,969.34 is: 5,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357.59 : 21,533.95 = 3,969.34 : x
  2. Step 2: Convert to fraction form
    14,357.59/21,533.95 = 3,969.34/x
  3. Step 3: Cross multiply
    14,357.59x = 21,533.95 × 3,969.34
  4. Step 4: Simplify right side
    14,357.59x = 85,475,569.09
  5. Step 5: Solve for x
    x = 85,475,569.09/14,357.59
  6. Step 6: Final answer
    x = 5,953.34

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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.