Home / 53,639.01-74,021.14-29,765.17

Finding the Fourth Proportional to 53,639.01, 74,021.14 and 29,765.17

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Solution

The fourth proportional to 53,639.01, 74,021.14 and 29,765.17 is: 41,075.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,639.01 : 74,021.14 = 29,765.17 : x
  2. Step 2: Convert to fraction form
    53,639.01/74,021.14 = 29,765.17/x
  3. Step 3: Cross multiply
    53,639.01x = 74,021.14 × 29,765.17
  4. Step 4: Simplify right side
    53,639.01x = 2,203,251,945.43
  5. Step 5: Solve for x
    x = 2,203,251,945.43/53,639.01
  6. Step 6: Final answer
    x = 41,075.55

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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.