Home / 14,652.77-21,979.29-5,885.63

Finding the Fourth Proportional to 14,652.77, 21,979.29 and 5,885.63

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Solution

The fourth proportional to 14,652.77, 21,979.29 and 5,885.63 is: 8,828.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.77 : 21,979.29 = 5,885.63 : x
  2. Step 2: Convert to fraction form
    14,652.77/21,979.29 = 5,885.63/x
  3. Step 3: Cross multiply
    14,652.77x = 21,979.29 × 5,885.63
  4. Step 4: Simplify right side
    14,652.77x = 129,361,858.71
  5. Step 5: Solve for x
    x = 129,361,858.71/14,652.77
  6. Step 6: Final answer
    x = 8,828.49

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1.5x scale

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.