Home / 23,154.42-31,953.06-12,544.32

Finding the Fourth Proportional to 23,154.42, 31,953.06 and 12,544.32

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Solution

The fourth proportional to 23,154.42, 31,953.06 and 12,544.32 is: 17,311.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.42 : 31,953.06 = 12,544.32 : x
  2. Step 2: Convert to fraction form
    23,154.42/31,953.06 = 12,544.32/x
  3. Step 3: Cross multiply
    23,154.42x = 31,953.06 × 12,544.32
  4. Step 4: Simplify right side
    23,154.42x = 400,829,409.62
  5. Step 5: Solve for x
    x = 400,829,409.62/23,154.42
  6. Step 6: Final answer
    x = 17,311.14

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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.