Home / 31,775.29-43,852.08-17,628.13

Finding the Fourth Proportional to 31,775.29, 43,852.08 and 17,628.13

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Solution

The fourth proportional to 31,775.29, 43,852.08 and 17,628.13 is: 24,328.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,775.29 : 43,852.08 = 17,628.13 : x
  2. Step 2: Convert to fraction form
    31,775.29/43,852.08 = 17,628.13/x
  3. Step 3: Cross multiply
    31,775.29x = 43,852.08 × 17,628.13
  4. Step 4: Simplify right side
    31,775.29x = 773,030,287.93
  5. Step 5: Solve for x
    x = 773,030,287.93/31,775.29
  6. Step 6: Final answer
    x = 24,328.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.