Home / 14,697.57-20,268.83-11,335.06

Finding the Fourth Proportional to 14,697.57, 20,268.83 and 11,335.06

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Solution

The fourth proportional to 14,697.57, 20,268.83 and 11,335.06 is: 15,631.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,697.57 : 20,268.83 = 11,335.06 : x
  2. Step 2: Convert to fraction form
    14,697.57/20,268.83 = 11,335.06/x
  3. Step 3: Cross multiply
    14,697.57x = 20,268.83 × 11,335.06
  4. Step 4: Simplify right side
    14,697.57x = 229,748,296.83
  5. Step 5: Solve for x
    x = 229,748,296.83/14,697.57
  6. Step 6: Final answer
    x = 15,631.72

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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.