Home / 30,482.96-42,065.52-17,054.45

Finding the Fourth Proportional to 30,482.96, 42,065.52 and 17,054.45

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Solution

The fourth proportional to 30,482.96, 42,065.52 and 17,054.45 is: 23,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,482.96 : 42,065.52 = 17,054.45 : x
  2. Step 2: Convert to fraction form
    30,482.96/42,065.52 = 17,054.45/x
  3. Step 3: Cross multiply
    30,482.96x = 42,065.52 × 17,054.45
  4. Step 4: Simplify right side
    30,482.96x = 717,404,307.56
  5. Step 5: Solve for x
    x = 717,404,307.56/30,482.96
  6. Step 6: Final answer
    x = 23,534.60

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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.