Home / 17,478.36-24,121.98-9,926.76

Finding the Fourth Proportional to 17,478.36, 24,121.98 and 9,926.76

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Solution

The fourth proportional to 17,478.36, 24,121.98 and 9,926.76 is: 13,699.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478.36 : 24,121.98 = 9,926.76 : x
  2. Step 2: Convert to fraction form
    17,478.36/24,121.98 = 9,926.76/x
  3. Step 3: Cross multiply
    17,478.36x = 24,121.98 × 9,926.76
  4. Step 4: Simplify right side
    17,478.36x = 239,453,106.18
  5. Step 5: Solve for x
    x = 239,453,106.18/17,478.36
  6. Step 6: Final answer
    x = 13,699.98

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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.