Home / 35,799.07-49,402.71-19,885.00

Finding the Fourth Proportional to 35,799.07, 49,402.71 and 19,885.00

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Solution

The fourth proportional to 35,799.07, 49,402.71 and 19,885.00 is: 27,441.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,799.07 : 49,402.71 = 19,885.00 : x
  2. Step 2: Convert to fraction form
    35,799.07/49,402.71 = 19,885.00/x
  3. Step 3: Cross multiply
    35,799.07x = 49,402.71 × 19,885.00
  4. Step 4: Simplify right side
    35,799.07x = 982,372,541.91
  5. Step 5: Solve for x
    x = 982,372,541.91/35,799.07
  6. Step 6: Final answer
    x = 27,441.29

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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.