Home / 30,474.58-42,056.58-17,045.86

Finding the Fourth Proportional to 30,474.58, 42,056.58 and 17,045.86

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Solution

The fourth proportional to 30,474.58, 42,056.58 and 17,045.86 is: 23,524.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,474.58 : 42,056.58 = 17,045.86 : x
  2. Step 2: Convert to fraction form
    30,474.58/42,056.58 = 17,045.86/x
  3. Step 3: Cross multiply
    30,474.58x = 42,056.58 × 17,045.86
  4. Step 4: Simplify right side
    30,474.58x = 716,890,574.76
  5. Step 5: Solve for x
    x = 716,890,574.76/30,474.58
  6. Step 6: Final answer
    x = 23,524.22

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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.