Home / 37,219.36-51,365.28-21,308.08

Finding the Fourth Proportional to 37,219.36, 51,365.28 and 21,308.08

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Solution

The fourth proportional to 37,219.36, 51,365.28 and 21,308.08 is: 29,406.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,219.36 : 51,365.28 = 21,308.08 : x
  2. Step 2: Convert to fraction form
    37,219.36/51,365.28 = 21,308.08/x
  3. Step 3: Cross multiply
    37,219.36x = 51,365.28 × 21,308.08
  4. Step 4: Simplify right side
    37,219.36x = 1,094,495,495.46
  5. Step 5: Solve for x
    x = 1,094,495,495.46/37,219.36
  6. Step 6: Final answer
    x = 29,406.62

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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.