Home / 26,457.86-39,681.50-12,414.27

Finding the Fourth Proportional to 26,457.86, 39,681.50 and 12,414.27

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Solution

The fourth proportional to 26,457.86, 39,681.50 and 12,414.27 is: 18,618.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,457.86 : 39,681.50 = 12,414.27 : x
  2. Step 2: Convert to fraction form
    26,457.86/39,681.50 = 12,414.27/x
  3. Step 3: Cross multiply
    26,457.86x = 39,681.50 × 12,414.27
  4. Step 4: Simplify right side
    26,457.86x = 492,616,792.93
  5. Step 5: Solve for x
    x = 492,616,792.93/26,457.86
  6. Step 6: Final answer
    x = 18,618.92

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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.