Home / 12,626.51-18,941.40-4,304.30

Finding the Fourth Proportional to 12,626.51, 18,941.40 and 4,304.30

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Solution

The fourth proportional to 12,626.51, 18,941.40 and 4,304.30 is: 6,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626.51 : 18,941.40 = 4,304.30 : x
  2. Step 2: Convert to fraction form
    12,626.51/18,941.40 = 4,304.30/x
  3. Step 3: Cross multiply
    12,626.51x = 18,941.40 × 4,304.30
  4. Step 4: Simplify right side
    12,626.51x = 81,529,468.02
  5. Step 5: Solve for x
    x = 81,529,468.02/12,626.51
  6. Step 6: Final answer
    x = 6,457.01

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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.