Home / 30,444.84-42,013.80-17,016.09

Finding the Fourth Proportional to 30,444.84, 42,013.80 and 17,016.09

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Solution

The fourth proportional to 30,444.84, 42,013.80 and 17,016.09 is: 23,482.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,444.84 : 42,013.80 = 17,016.09 : x
  2. Step 2: Convert to fraction form
    30,444.84/42,013.80 = 17,016.09/x
  3. Step 3: Cross multiply
    30,444.84x = 42,013.80 × 17,016.09
  4. Step 4: Simplify right side
    30,444.84x = 714,910,602.04
  5. Step 5: Solve for x
    x = 714,910,602.04/30,444.84
  6. Step 6: Final answer
    x = 23,482.16

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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.