Home / 26,965.48-40,461.04-12,178.92

Finding the Fourth Proportional to 26,965.48, 40,461.04 and 12,178.92

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Solution

The fourth proportional to 26,965.48, 40,461.04 and 12,178.92 is: 18,274.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,965.48 : 40,461.04 = 12,178.92 : x
  2. Step 2: Convert to fraction form
    26,965.48/40,461.04 = 12,178.92/x
  3. Step 3: Cross multiply
    26,965.48x = 40,461.04 × 12,178.92
  4. Step 4: Simplify right side
    26,965.48x = 492,771,769.28
  5. Step 5: Solve for x
    x = 492,771,769.28/26,965.48
  6. Step 6: Final answer
    x = 18,274.17

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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.