Home / 37,666.36-51,979.04-21,533.48

Finding the Fourth Proportional to 37,666.36, 51,979.04 and 21,533.48

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Solution

The fourth proportional to 37,666.36, 51,979.04 and 21,533.48 is: 29,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,666.36 : 51,979.04 = 21,533.48 : x
  2. Step 2: Convert to fraction form
    37,666.36/51,979.04 = 21,533.48/x
  3. Step 3: Cross multiply
    37,666.36x = 51,979.04 × 21,533.48
  4. Step 4: Simplify right side
    37,666.36x = 1,119,289,358.36
  5. Step 5: Solve for x
    x = 1,119,289,358.36/37,666.36
  6. Step 6: Final answer
    x = 29,715.89

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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.