Home / 26,366.70-39,492.45-20,477.10

Finding the Fourth Proportional to 26,366.70, 39,492.45 and 20,477.10

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Solution

The fourth proportional to 26,366.70, 39,492.45 and 20,477.10 is: 30,670.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,366.70 : 39,492.45 = 20,477.10 : x
  2. Step 2: Convert to fraction form
    26,366.70/39,492.45 = 20,477.10/x
  3. Step 3: Cross multiply
    26,366.70x = 39,492.45 × 20,477.10
  4. Step 4: Simplify right side
    26,366.70x = 808,690,847.90
  5. Step 5: Solve for x
    x = 808,690,847.90/26,366.70
  6. Step 6: Final answer
    x = 30,670.92

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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.