Home / 14,631.77-20,186.40-9,598.79

Finding the Fourth Proportional to 14,631.77, 20,186.40 and 9,598.79

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Solution

The fourth proportional to 14,631.77, 20,186.40 and 9,598.79 is: 13,242.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631.77 : 20,186.40 = 9,598.79 : x
  2. Step 2: Convert to fraction form
    14,631.77/20,186.40 = 9,598.79/x
  3. Step 3: Cross multiply
    14,631.77x = 20,186.40 × 9,598.79
  4. Step 4: Simplify right side
    14,631.77x = 193,764,913.52
  5. Step 5: Solve for x
    x = 193,764,913.52/14,631.77
  6. Step 6: Final answer
    x = 13,242.76

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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.