Home / 39,308.34-58,986.68-15,611.74

Finding the Fourth Proportional to 39,308.34, 58,986.68 and 15,611.74

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Solution

The fourth proportional to 39,308.34, 58,986.68 and 15,611.74 is: 23,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,308.34 : 58,986.68 = 15,611.74 : x
  2. Step 2: Convert to fraction form
    39,308.34/58,986.68 = 15,611.74/x
  3. Step 3: Cross multiply
    39,308.34x = 58,986.68 × 15,611.74
  4. Step 4: Simplify right side
    39,308.34x = 920,884,573.91
  5. Step 5: Solve for x
    x = 920,884,573.91/39,308.34
  6. Step 6: Final answer
    x = 23,427.21

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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.