Home / 16,810.18-25,225.80-9,419.32

Finding the Fourth Proportional to 16,810.18, 25,225.80 and 9,419.32

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Solution

The fourth proportional to 16,810.18, 25,225.80 and 9,419.32 is: 14,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.18 : 25,225.80 = 9,419.32 : x
  2. Step 2: Convert to fraction form
    16,810.18/25,225.80 = 9,419.32/x
  3. Step 3: Cross multiply
    16,810.18x = 25,225.80 × 9,419.32
  4. Step 4: Simplify right side
    16,810.18x = 237,609,882.46
  5. Step 5: Solve for x
    x = 237,609,882.46/16,810.18
  6. Step 6: Final answer
    x = 14,134.88

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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.