Home / 51,058.48-76,587.72-15,520.09

Finding the Fourth Proportional to 51,058.48, 76,587.72 and 15,520.09

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Solution

The fourth proportional to 51,058.48, 76,587.72 and 15,520.09 is: 23,280.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,058.48 : 76,587.72 = 15,520.09 : x
  2. Step 2: Convert to fraction form
    51,058.48/76,587.72 = 15,520.09/x
  3. Step 3: Cross multiply
    51,058.48x = 76,587.72 × 15,520.09
  4. Step 4: Simplify right side
    51,058.48x = 1,188,648,307.29
  5. Step 5: Solve for x
    x = 1,188,648,307.29/51,058.48
  6. Step 6: Final answer
    x = 23,280.14

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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.