Home / 11,532.51-15,917.99-10,835.55

Finding the Fourth Proportional to 11,532.51, 15,917.99 and 10,835.55

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Solution

The fourth proportional to 11,532.51, 15,917.99 and 10,835.55 is: 14,955.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,532.51 : 15,917.99 = 10,835.55 : x
  2. Step 2: Convert to fraction form
    11,532.51/15,917.99 = 10,835.55/x
  3. Step 3: Cross multiply
    11,532.51x = 15,917.99 × 10,835.55
  4. Step 4: Simplify right side
    11,532.51x = 172,480,122.37
  5. Step 5: Solve for x
    x = 172,480,122.37/11,532.51
  6. Step 6: Final answer
    x = 14,955.99

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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.