Home / 14,752.80-22,130.28-5,985.36

Finding the Fourth Proportional to 14,752.80, 22,130.28 and 5,985.36

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Solution

The fourth proportional to 14,752.80, 22,130.28 and 5,985.36 is: 8,978.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752.80 : 22,130.28 = 5,985.36 : x
  2. Step 2: Convert to fraction form
    14,752.80/22,130.28 = 5,985.36/x
  3. Step 3: Cross multiply
    14,752.80x = 22,130.28 × 5,985.36
  4. Step 4: Simplify right side
    14,752.80x = 132,457,692.70
  5. Step 5: Solve for x
    x = 132,457,692.70/14,752.80
  6. Step 6: Final answer
    x = 8,978.48

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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.