Home / 17,756.28-26,634.38-9,970.56

Finding the Fourth Proportional to 17,756.28, 26,634.38 and 9,970.56

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Solution

The fourth proportional to 17,756.28, 26,634.38 and 9,970.56 is: 14,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,756.28 : 26,634.38 = 9,970.56 : x
  2. Step 2: Convert to fraction form
    17,756.28/26,634.38 = 9,970.56/x
  3. Step 3: Cross multiply
    17,756.28x = 26,634.38 × 9,970.56
  4. Step 4: Simplify right side
    17,756.28x = 265,559,634
  5. Step 5: Solve for x
    x = 265,559,634/17,756.28
  6. Step 6: Final answer
    x = 14,955.81

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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.