Home / 38,712.72-58,058.15-15,018.60

Finding the Fourth Proportional to 38,712.72, 58,058.15 and 15,018.60

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Solution

The fourth proportional to 38,712.72, 58,058.15 and 15,018.60 is: 22,523.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,712.72 : 58,058.15 = 15,018.60 : x
  2. Step 2: Convert to fraction form
    38,712.72/58,058.15 = 15,018.60/x
  3. Step 3: Cross multiply
    38,712.72x = 58,058.15 × 15,018.60
  4. Step 4: Simplify right side
    38,712.72x = 871,952,056.50
  5. Step 5: Solve for x
    x = 871,952,056.50/38,712.72
  6. Step 6: Final answer
    x = 22,523.66

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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.