Home / 15,524.46-21,415.59-11,050.02

Finding the Fourth Proportional to 15,524.46, 21,415.59 and 11,050.02

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Solution

The fourth proportional to 15,524.46, 21,415.59 and 11,050.02 is: 15,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524.46 : 21,415.59 = 11,050.02 : x
  2. Step 2: Convert to fraction form
    15,524.46/21,415.59 = 11,050.02/x
  3. Step 3: Cross multiply
    15,524.46x = 21,415.59 × 11,050.02
  4. Step 4: Simplify right side
    15,524.46x = 236,642,697.81
  5. Step 5: Solve for x
    x = 236,642,697.81/15,524.46
  6. Step 6: Final answer
    x = 15,243.22

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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.