Home / 30,247.74-45,376.47-10,531.94

Finding the Fourth Proportional to 30,247.74, 45,376.47 and 10,531.94

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Solution

The fourth proportional to 30,247.74, 45,376.47 and 10,531.94 is: 15,799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.74 : 45,376.47 = 10,531.94 : x
  2. Step 2: Convert to fraction form
    30,247.74/45,376.47 = 10,531.94/x
  3. Step 3: Cross multiply
    30,247.74x = 45,376.47 × 10,531.94
  4. Step 4: Simplify right side
    30,247.74x = 477,902,032.57
  5. Step 5: Solve for x
    x = 477,902,032.57/30,247.74
  6. Step 6: Final answer
    x = 15,799.59

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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.