Home / 17,218.60-25,803.30-9,807.40

Finding the Fourth Proportional to 17,218.60, 25,803.30 and 9,807.40

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Solution

The fourth proportional to 17,218.60, 25,803.30 and 9,807.40 is: 14,697.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218.60 : 25,803.30 = 9,807.40 : x
  2. Step 2: Convert to fraction form
    17,218.60/25,803.30 = 9,807.40/x
  3. Step 3: Cross multiply
    17,218.60x = 25,803.30 × 9,807.40
  4. Step 4: Simplify right side
    17,218.60x = 253,063,284.42
  5. Step 5: Solve for x
    x = 253,063,284.42/17,218.60
  6. Step 6: Final answer
    x = 14,697.09

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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.