Home / 35,854.09-53,781.12-17,077.21

Finding the Fourth Proportional to 35,854.09, 53,781.12 and 17,077.21

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Solution

The fourth proportional to 35,854.09, 53,781.12 and 17,077.21 is: 25,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,854.09 : 53,781.12 = 17,077.21 : x
  2. Step 2: Convert to fraction form
    35,854.09/53,781.12 = 17,077.21/x
  3. Step 3: Cross multiply
    35,854.09x = 53,781.12 × 17,077.21
  4. Step 4: Simplify right side
    35,854.09x = 918,431,480.28
  5. Step 5: Solve for x
    x = 918,431,480.28/35,854.09
  6. Step 6: Final answer
    x = 25,615.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.