Home / 31,000.60-46,497.30-8,817.40

Finding the Fourth Proportional to 31,000.60, 46,497.30 and 8,817.40

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Solution

The fourth proportional to 31,000.60, 46,497.30 and 8,817.40 is: 13,225.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,000.60 : 46,497.30 = 8,817.40 : x
  2. Step 2: Convert to fraction form
    31,000.60/46,497.30 = 8,817.40/x
  3. Step 3: Cross multiply
    31,000.60x = 46,497.30 × 8,817.40
  4. Step 4: Simplify right side
    31,000.60x = 409,985,293.02
  5. Step 5: Solve for x
    x = 409,985,293.02/31,000.60
  6. Step 6: Final answer
    x = 13,225.08

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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.