Home / 34,001.16-51,009.12-13,224.84

Finding the Fourth Proportional to 34,001.16, 51,009.12 and 13,224.84

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Solution

The fourth proportional to 34,001.16, 51,009.12 and 13,224.84 is: 19,840.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,001.16 : 51,009.12 = 13,224.84 : x
  2. Step 2: Convert to fraction form
    34,001.16/51,009.12 = 13,224.84/x
  3. Step 3: Cross multiply
    34,001.16x = 51,009.12 × 13,224.84
  4. Step 4: Simplify right side
    34,001.16x = 674,587,450.54
  5. Step 5: Solve for x
    x = 674,587,450.54/34,001.16
  6. Step 6: Final answer
    x = 19,840.13

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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.