Home / 53,521.12-73,852.76-30,867.52

Finding the Fourth Proportional to 53,521.12, 73,852.76 and 30,867.52

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Solution

The fourth proportional to 53,521.12, 73,852.76 and 30,867.52 is: 42,593.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,521.12 : 73,852.76 = 30,867.52 : x
  2. Step 2: Convert to fraction form
    53,521.12/73,852.76 = 30,867.52/x
  3. Step 3: Cross multiply
    53,521.12x = 73,852.76 × 30,867.52
  4. Step 4: Simplify right side
    53,521.12x = 2,279,651,546.36
  5. Step 5: Solve for x
    x = 2,279,651,546.36/53,521.12
  6. Step 6: Final answer
    x = 42,593.49

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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.