Home / 38,300.51-52,850.68-21,301.99

Finding the Fourth Proportional to 38,300.51, 52,850.68 and 21,301.99

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Solution

The fourth proportional to 38,300.51, 52,850.68 and 21,301.99 is: 29,394.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,300.51 : 52,850.68 = 21,301.99 : x
  2. Step 2: Convert to fraction form
    38,300.51/52,850.68 = 21,301.99/x
  3. Step 3: Cross multiply
    38,300.51x = 52,850.68 × 21,301.99
  4. Step 4: Simplify right side
    38,300.51x = 1,125,824,471.47
  5. Step 5: Solve for x
    x = 1,125,824,471.47/38,300.51
  6. Step 6: Final answer
    x = 29,394.50

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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.