Home / 16,312.64-22,520.77-10,739.84

Finding the Fourth Proportional to 16,312.64, 22,520.77 and 10,739.84

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Solution

The fourth proportional to 16,312.64, 22,520.77 and 10,739.84 is: 14,827.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,312.64 : 22,520.77 = 10,739.84 : x
  2. Step 2: Convert to fraction form
    16,312.64/22,520.77 = 10,739.84/x
  3. Step 3: Cross multiply
    16,312.64x = 22,520.77 × 10,739.84
  4. Step 4: Simplify right side
    16,312.64x = 241,869,466.48
  5. Step 5: Solve for x
    x = 241,869,466.48/16,312.64
  6. Step 6: Final answer
    x = 14,827.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.