Home / 17,281.64-23,860.14-13,295.72

Finding the Fourth Proportional to 17,281.64, 23,860.14 and 13,295.72

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Solution

The fourth proportional to 17,281.64, 23,860.14 and 13,295.72 is: 18,356.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,281.64 : 23,860.14 = 13,295.72 : x
  2. Step 2: Convert to fraction form
    17,281.64/23,860.14 = 13,295.72/x
  3. Step 3: Cross multiply
    17,281.64x = 23,860.14 × 13,295.72
  4. Step 4: Simplify right side
    17,281.64x = 317,237,740.60
  5. Step 5: Solve for x
    x = 317,237,740.60/17,281.64
  6. Step 6: Final answer
    x = 18,356.92

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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.