Home / 15,811.04-23,716.28-9,157.44

Finding the Fourth Proportional to 15,811.04, 23,716.28 and 9,157.44

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Solution

The fourth proportional to 15,811.04, 23,716.28 and 9,157.44 is: 13,736.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,811.04 : 23,716.28 = 9,157.44 : x
  2. Step 2: Convert to fraction form
    15,811.04/23,716.28 = 9,157.44/x
  3. Step 3: Cross multiply
    15,811.04x = 23,716.28 × 9,157.44
  4. Step 4: Simplify right side
    15,811.04x = 217,180,411.12
  5. Step 5: Solve for x
    x = 217,180,411.12/15,811.04
  6. Step 6: Final answer
    x = 13,736.00

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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.