Home / 23,186.48-34,782.40-8,402.36

Finding the Fourth Proportional to 23,186.48, 34,782.40 and 8,402.36

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Solution

The fourth proportional to 23,186.48, 34,782.40 and 8,402.36 is: 12,604.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,186.48 : 34,782.40 = 8,402.36 : x
  2. Step 2: Convert to fraction form
    23,186.48/34,782.40 = 8,402.36/x
  3. Step 3: Cross multiply
    23,186.48x = 34,782.40 × 8,402.36
  4. Step 4: Simplify right side
    23,186.48x = 292,254,246.46
  5. Step 5: Solve for x
    x = 292,254,246.46/23,186.48
  6. Step 6: Final answer
    x = 12,604.51

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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.