Home / 30,984.07-42,754.54-17,552.45

Finding the Fourth Proportional to 30,984.07, 42,754.54 and 17,552.45

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Solution

The fourth proportional to 30,984.07, 42,754.54 and 17,552.45 is: 24,220.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,984.07 : 42,754.54 = 17,552.45 : x
  2. Step 2: Convert to fraction form
    30,984.07/42,754.54 = 17,552.45/x
  3. Step 3: Cross multiply
    30,984.07x = 42,754.54 × 17,552.45
  4. Step 4: Simplify right side
    30,984.07x = 750,446,925.62
  5. Step 5: Solve for x
    x = 750,446,925.62/30,984.07
  6. Step 6: Final answer
    x = 24,220.41

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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.