Home / 35,403.04-53,137.38-17,885.20

Finding the Fourth Proportional to 35,403.04, 53,137.38 and 17,885.20

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Solution

The fourth proportional to 35,403.04, 53,137.38 and 17,885.20 is: 26,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,403.04 : 53,137.38 = 17,885.20 : x
  2. Step 2: Convert to fraction form
    35,403.04/53,137.38 = 17,885.20/x
  3. Step 3: Cross multiply
    35,403.04x = 53,137.38 × 17,885.20
  4. Step 4: Simplify right side
    35,403.04x = 950,372,668.78
  5. Step 5: Solve for x
    x = 950,372,668.78/35,403.04
  6. Step 6: Final answer
    x = 26,844.38

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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.