Home / 15,263.44-21,056.36-9,956.24

Finding the Fourth Proportional to 15,263.44, 21,056.36 and 9,956.24

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Solution

The fourth proportional to 15,263.44, 21,056.36 and 9,956.24 is: 13,734.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,263.44 : 21,056.36 = 9,956.24 : x
  2. Step 2: Convert to fraction form
    15,263.44/21,056.36 = 9,956.24/x
  3. Step 3: Cross multiply
    15,263.44x = 21,056.36 × 9,956.24
  4. Step 4: Simplify right side
    15,263.44x = 209,642,173.69
  5. Step 5: Solve for x
    x = 209,642,173.69/15,263.44
  6. Step 6: Final answer
    x = 13,734.92

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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.