Home / 14,988.90-22,503.15-12,028.98

Finding the Fourth Proportional to 14,988.90, 22,503.15 and 12,028.98

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Solution

The fourth proportional to 14,988.90, 22,503.15 and 12,028.98 is: 18,059.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,988.90 : 22,503.15 = 12,028.98 : x
  2. Step 2: Convert to fraction form
    14,988.90/22,503.15 = 12,028.98/x
  3. Step 3: Cross multiply
    14,988.90x = 22,503.15 × 12,028.98
  4. Step 4: Simplify right side
    14,988.90x = 270,689,941.29
  5. Step 5: Solve for x
    x = 270,689,941.29/14,988.90
  6. Step 6: Final answer
    x = 18,059.36

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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.