Home / 30,837.39-42,554.75-17,225.07

Finding the Fourth Proportional to 30,837.39, 42,554.75 and 17,225.07

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Solution

The fourth proportional to 30,837.39, 42,554.75 and 17,225.07 is: 23,770.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,837.39 : 42,554.75 = 17,225.07 : x
  2. Step 2: Convert to fraction form
    30,837.39/42,554.75 = 17,225.07/x
  3. Step 3: Cross multiply
    30,837.39x = 42,554.75 × 17,225.07
  4. Step 4: Simplify right side
    30,837.39x = 733,008,461.46
  5. Step 5: Solve for x
    x = 733,008,461.46/30,837.39
  6. Step 6: Final answer
    x = 23,770.12

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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.