Home / 14,343.15-21,484.49-6,558.51

Finding the Fourth Proportional to 14,343.15, 21,484.49 and 6,558.51

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Solution

The fourth proportional to 14,343.15, 21,484.49 and 6,558.51 is: 9,823.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343.15 : 21,484.49 = 6,558.51 : x
  2. Step 2: Convert to fraction form
    14,343.15/21,484.49 = 6,558.51/x
  3. Step 3: Cross multiply
    14,343.15x = 21,484.49 × 6,558.51
  4. Step 4: Simplify right side
    14,343.15x = 140,906,209.72
  5. Step 5: Solve for x
    x = 140,906,209.72/14,343.15
  6. Step 6: Final answer
    x = 9,823.94

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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.