Home / 13,316.49-19,977.95-4,996.58

Finding the Fourth Proportional to 13,316.49, 19,977.95 and 4,996.58

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Solution

The fourth proportional to 13,316.49, 19,977.95 and 4,996.58 is: 7,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,316.49 : 19,977.95 = 4,996.58 : x
  2. Step 2: Convert to fraction form
    13,316.49/19,977.95 = 4,996.58/x
  3. Step 3: Cross multiply
    13,316.49x = 19,977.95 × 4,996.58
  4. Step 4: Simplify right side
    13,316.49x = 99,821,338.01
  5. Step 5: Solve for x
    x = 99,821,338.01/13,316.49
  6. Step 6: Final answer
    x = 7,496.07

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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.