Home / 38,599.29-53,259.45-21,604.28

Finding the Fourth Proportional to 38,599.29, 53,259.45 and 21,604.28

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Solution

The fourth proportional to 38,599.29, 53,259.45 and 21,604.28 is: 29,809.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,599.29 : 53,259.45 = 21,604.28 : x
  2. Step 2: Convert to fraction form
    38,599.29/53,259.45 = 21,604.28/x
  3. Step 3: Cross multiply
    38,599.29x = 53,259.45 × 21,604.28
  4. Step 4: Simplify right side
    38,599.29x = 1,150,631,804.15
  5. Step 5: Solve for x
    x = 1,150,631,804.15/38,599.29
  6. Step 6: Final answer
    x = 29,809.66

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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.