Home / 12,026.25-18,036.90-4,628.16

Finding the Fourth Proportional to 12,026.25, 18,036.90 and 4,628.16

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Solution

The fourth proportional to 12,026.25, 18,036.90 and 4,628.16 is: 6,941.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.25 : 18,036.90 = 4,628.16 : x
  2. Step 2: Convert to fraction form
    12,026.25/18,036.90 = 4,628.16/x
  3. Step 3: Cross multiply
    12,026.25x = 18,036.90 × 4,628.16
  4. Step 4: Simplify right side
    12,026.25x = 83,477,659.10
  5. Step 5: Solve for x
    x = 83,477,659.10/12,026.25
  6. Step 6: Final answer
    x = 6,941.29

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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.