Home / 17,329.73-25,976.48-12,574.40

Finding the Fourth Proportional to 17,329.73, 25,976.48 and 12,574.40

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Solution

The fourth proportional to 17,329.73, 25,976.48 and 12,574.40 is: 18,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,329.73 : 25,976.48 = 12,574.40 : x
  2. Step 2: Convert to fraction form
    17,329.73/25,976.48 = 12,574.40/x
  3. Step 3: Cross multiply
    17,329.73x = 25,976.48 × 12,574.40
  4. Step 4: Simplify right side
    17,329.73x = 326,638,457.36
  5. Step 5: Solve for x
    x = 326,638,457.36/17,329.73
  6. Step 6: Final answer
    x = 18,848.45

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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.