Home / 14,346.35-21,502.60-8,426.06

Finding the Fourth Proportional to 14,346.35, 21,502.60 and 8,426.06

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Solution

The fourth proportional to 14,346.35, 21,502.60 and 8,426.06 is: 12,629.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.35 : 21,502.60 = 8,426.06 : x
  2. Step 2: Convert to fraction form
    14,346.35/21,502.60 = 8,426.06/x
  3. Step 3: Cross multiply
    14,346.35x = 21,502.60 × 8,426.06
  4. Step 4: Simplify right side
    14,346.35x = 181,182,149.81
  5. Step 5: Solve for x
    x = 181,182,149.81/14,346.35
  6. Step 6: Final answer
    x = 12,629.15

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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.