Home / 39,059.14-53,901.69-21,596.63

Finding the Fourth Proportional to 39,059.14, 53,901.69 and 21,596.63

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Solution

The fourth proportional to 39,059.14, 53,901.69 and 21,596.63 is: 29,803.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,059.14 : 53,901.69 = 21,596.63 : x
  2. Step 2: Convert to fraction form
    39,059.14/53,901.69 = 21,596.63/x
  3. Step 3: Cross multiply
    39,059.14x = 53,901.69 × 21,596.63
  4. Step 4: Simplify right side
    39,059.14x = 1,164,094,595.92
  5. Step 5: Solve for x
    x = 1,164,094,595.92/39,059.14
  6. Step 6: Final answer
    x = 29,803.39

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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.