Home / 17,047.40-23,528.88-9,975.56

Finding the Fourth Proportional to 17,047.40, 23,528.88 and 9,975.56

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Solution

The fourth proportional to 17,047.40, 23,528.88 and 9,975.56 is: 13,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047.40 : 23,528.88 = 9,975.56 : x
  2. Step 2: Convert to fraction form
    17,047.40/23,528.88 = 9,975.56/x
  3. Step 3: Cross multiply
    17,047.40x = 23,528.88 × 9,975.56
  4. Step 4: Simplify right side
    17,047.40x = 234,713,754.17
  5. Step 5: Solve for x
    x = 234,713,754.17/17,047.40
  6. Step 6: Final answer
    x = 13,768.30

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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.