Home / 30,733.47-42,412.14-17,304.08

Finding the Fourth Proportional to 30,733.47, 42,412.14 and 17,304.08

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Solution

The fourth proportional to 30,733.47, 42,412.14 and 17,304.08 is: 23,879.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,733.47 : 42,412.14 = 17,304.08 : x
  2. Step 2: Convert to fraction form
    30,733.47/42,412.14 = 17,304.08/x
  3. Step 3: Cross multiply
    30,733.47x = 42,412.14 × 17,304.08
  4. Step 4: Simplify right side
    30,733.47x = 733,902,851.47
  5. Step 5: Solve for x
    x = 733,902,851.47/30,733.47
  6. Step 6: Final answer
    x = 23,879.60

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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.