Home / 30,252.81-45,379.44-10,531.32

Finding the Fourth Proportional to 30,252.81, 45,379.44 and 10,531.32

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Solution

The fourth proportional to 30,252.81, 45,379.44 and 10,531.32 is: 15,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252.81 : 45,379.44 = 10,531.32 : x
  2. Step 2: Convert to fraction form
    30,252.81/45,379.44 = 10,531.32/x
  3. Step 3: Cross multiply
    30,252.81x = 45,379.44 × 10,531.32
  4. Step 4: Simplify right side
    30,252.81x = 477,905,404.06
  5. Step 5: Solve for x
    x = 477,905,404.06/30,252.81
  6. Step 6: Final answer
    x = 15,797.06

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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.