Home / 30,376.56-45,506.52-17,870.16

Finding the Fourth Proportional to 30,376.56, 45,506.52 and 17,870.16

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Solution

The fourth proportional to 30,376.56, 45,506.52 and 17,870.16 is: 26,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,376.56 : 45,506.52 = 17,870.16 : x
  2. Step 2: Convert to fraction form
    30,376.56/45,506.52 = 17,870.16/x
  3. Step 3: Cross multiply
    30,376.56x = 45,506.52 × 17,870.16
  4. Step 4: Simplify right side
    30,376.56x = 813,208,793.44
  5. Step 5: Solve for x
    x = 813,208,793.44/30,376.56
  6. Step 6: Final answer
    x = 26,770.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.