Home / 15,763.85-23,649.23-4,671.40

Finding the Fourth Proportional to 15,763.85, 23,649.23 and 4,671.40

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Solution

The fourth proportional to 15,763.85, 23,649.23 and 4,671.40 is: 7,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,763.85 : 23,649.23 = 4,671.40 : x
  2. Step 2: Convert to fraction form
    15,763.85/23,649.23 = 4,671.40/x
  3. Step 3: Cross multiply
    15,763.85x = 23,649.23 × 4,671.40
  4. Step 4: Simplify right side
    15,763.85x = 110,475,027.99
  5. Step 5: Solve for x
    x = 110,475,027.99/15,763.85
  6. Step 6: Final answer
    x = 7,008.13

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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.