Home / 55,258.74-76,257.02-30,108.24

Finding the Fourth Proportional to 55,258.74, 76,257.02 and 30,108.24

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Solution

The fourth proportional to 55,258.74, 76,257.02 and 30,108.24 is: 41,549.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,258.74 : 76,257.02 = 30,108.24 : x
  2. Step 2: Convert to fraction form
    55,258.74/76,257.02 = 30,108.24/x
  3. Step 3: Cross multiply
    55,258.74x = 76,257.02 × 30,108.24
  4. Step 4: Simplify right side
    55,258.74x = 2,295,964,659.84
  5. Step 5: Solve for x
    x = 2,295,964,659.84/55,258.74
  6. Step 6: Final answer
    x = 41,549.35

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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.