Home / 14,298.12-21,432.60-8,748

Finding the Fourth Proportional to 14,298.12, 21,432.60 and 8,748

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Solution

The fourth proportional to 14,298.12, 21,432.60 and 8,748 is: 13,113.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.12 : 21,432.60 = 8,748 : x
  2. Step 2: Convert to fraction form
    14,298.12/21,432.60 = 8,748/x
  3. Step 3: Cross multiply
    14,298.12x = 21,432.60 × 8,748
  4. Step 4: Simplify right side
    14,298.12x = 187,492,384.80
  5. Step 5: Solve for x
    x = 187,492,384.80/14,298.12
  6. Step 6: Final answer
    x = 13,113.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.