Home / 39,000.16-58,506.48-12,702.88

Finding the Fourth Proportional to 39,000.16, 58,506.48 and 12,702.88

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Solution

The fourth proportional to 39,000.16, 58,506.48 and 12,702.88 is: 19,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,000.16 : 58,506.48 = 12,702.88 : x
  2. Step 2: Convert to fraction form
    39,000.16/58,506.48 = 12,702.88/x
  3. Step 3: Cross multiply
    39,000.16x = 58,506.48 × 12,702.88
  4. Step 4: Simplify right side
    39,000.16x = 743,200,794.66
  5. Step 5: Solve for x
    x = 743,200,794.66/39,000.16
  6. Step 6: Final answer
    x = 19,056.35

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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.