Home / 35,513.55-53,278.61-10,553.79

Finding the Fourth Proportional to 35,513.55, 53,278.61 and 10,553.79

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Solution

The fourth proportional to 35,513.55, 53,278.61 and 10,553.79 is: 15,833.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,513.55 : 53,278.61 = 10,553.79 : x
  2. Step 2: Convert to fraction form
    35,513.55/53,278.61 = 10,553.79/x
  3. Step 3: Cross multiply
    35,513.55x = 53,278.61 × 10,553.79
  4. Step 4: Simplify right side
    35,513.55x = 562,291,208.66
  5. Step 5: Solve for x
    x = 562,291,208.66/35,513.55
  6. Step 6: Final answer
    x = 15,833.15

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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.