Home / 16,917.53-25,360.81-6,521.45

Finding the Fourth Proportional to 16,917.53, 25,360.81 and 6,521.45

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Solution

The fourth proportional to 16,917.53, 25,360.81 and 6,521.45 is: 9,776.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917.53 : 25,360.81 = 6,521.45 : x
  2. Step 2: Convert to fraction form
    16,917.53/25,360.81 = 6,521.45/x
  3. Step 3: Cross multiply
    16,917.53x = 25,360.81 × 6,521.45
  4. Step 4: Simplify right side
    16,917.53x = 165,389,111.27
  5. Step 5: Solve for x
    x = 165,389,111.27/16,917.53
  6. Step 6: Final answer
    x = 9,776.20

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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.