Home / 30,852.45-42,573.92-17,425.01

Finding the Fourth Proportional to 30,852.45, 42,573.92 and 17,425.01

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Solution

The fourth proportional to 30,852.45, 42,573.92 and 17,425.01 is: 24,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,852.45 : 42,573.92 = 17,425.01 : x
  2. Step 2: Convert to fraction form
    30,852.45/42,573.92 = 17,425.01/x
  3. Step 3: Cross multiply
    30,852.45x = 42,573.92 × 17,425.01
  4. Step 4: Simplify right side
    30,852.45x = 741,850,681.74
  5. Step 5: Solve for x
    x = 741,850,681.74/30,852.45
  6. Step 6: Final answer
    x = 24,045.11

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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.