Home / 30,574.65-45,847.40-13,034.91

Finding the Fourth Proportional to 30,574.65, 45,847.40 and 13,034.91

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Solution

The fourth proportional to 30,574.65, 45,847.40 and 13,034.91 is: 19,546.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,574.65 : 45,847.40 = 13,034.91 : x
  2. Step 2: Convert to fraction form
    30,574.65/45,847.40 = 13,034.91/x
  3. Step 3: Cross multiply
    30,574.65x = 45,847.40 × 13,034.91
  4. Step 4: Simplify right side
    30,574.65x = 597,616,667.56
  5. Step 5: Solve for x
    x = 597,616,667.56/30,574.65
  6. Step 6: Final answer
    x = 19,546.15

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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.