Home / 35,512.42-53,254.79-13,313.69

Finding the Fourth Proportional to 35,512.42, 53,254.79 and 13,313.69

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Solution

The fourth proportional to 35,512.42, 53,254.79 and 13,313.69 is: 19,965.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,512.42 : 53,254.79 = 13,313.69 : x
  2. Step 2: Convert to fraction form
    35,512.42/53,254.79 = 13,313.69/x
  3. Step 3: Cross multiply
    35,512.42x = 53,254.79 × 13,313.69
  4. Step 4: Simplify right side
    35,512.42x = 709,017,765.08
  5. Step 5: Solve for x
    x = 709,017,765.08/35,512.42
  6. Step 6: Final answer
    x = 19,965.35

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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.