Home / 30,476.03-45,716.10-11,756.22

Finding the Fourth Proportional to 30,476.03, 45,716.10 and 11,756.22

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Solution

The fourth proportional to 30,476.03, 45,716.10 and 11,756.22 is: 17,635.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,476.03 : 45,716.10 = 11,756.22 : x
  2. Step 2: Convert to fraction form
    30,476.03/45,716.10 = 11,756.22/x
  3. Step 3: Cross multiply
    30,476.03x = 45,716.10 × 11,756.22
  4. Step 4: Simplify right side
    30,476.03x = 537,448,470.36
  5. Step 5: Solve for x
    x = 537,448,470.36/30,476.03
  6. Step 6: Final answer
    x = 17,635.12

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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.