Home / 14,903.20-22,322.40-13,261.60

Finding the Fourth Proportional to 14,903.20, 22,322.40 and 13,261.60

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Solution

The fourth proportional to 14,903.20, 22,322.40 and 13,261.60 is: 19,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,903.20 : 22,322.40 = 13,261.60 : x
  2. Step 2: Convert to fraction form
    14,903.20/22,322.40 = 13,261.60/x
  3. Step 3: Cross multiply
    14,903.20x = 22,322.40 × 13,261.60
  4. Step 4: Simplify right side
    14,903.20x = 296,030,739.84
  5. Step 5: Solve for x
    x = 296,030,739.84/14,903.20
  6. Step 6: Final answer
    x = 19,863.57

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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.