Home / 12,582.64-18,887.07-12,300.26

Finding the Fourth Proportional to 12,582.64, 18,887.07 and 12,300.26

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Solution

The fourth proportional to 12,582.64, 18,887.07 and 12,300.26 is: 18,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582.64 : 18,887.07 = 12,300.26 : x
  2. Step 2: Convert to fraction form
    12,582.64/18,887.07 = 12,300.26/x
  3. Step 3: Cross multiply
    12,582.64x = 18,887.07 × 12,300.26
  4. Step 4: Simplify right side
    12,582.64x = 232,315,823.33
  5. Step 5: Solve for x
    x = 232,315,823.33/12,582.64
  6. Step 6: Final answer
    x = 18,463.20

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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.