Home / 55,058.15-82,587.27-13,505.15

Finding the Fourth Proportional to 55,058.15, 82,587.27 and 13,505.15

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Solution

The fourth proportional to 55,058.15, 82,587.27 and 13,505.15 is: 20,257.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,058.15 : 82,587.27 = 13,505.15 : x
  2. Step 2: Convert to fraction form
    55,058.15/82,587.27 = 13,505.15/x
  3. Step 3: Cross multiply
    55,058.15x = 82,587.27 × 13,505.15
  4. Step 4: Simplify right side
    55,058.15x = 1,115,353,056.50
  5. Step 5: Solve for x
    x = 1,115,353,056.50/55,058.15
  6. Step 6: Final answer
    x = 20,257.73

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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.