Home / 26,720.04-36,872.12-14,782.67

Finding the Fourth Proportional to 26,720.04, 36,872.12 and 14,782.67

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Solution

The fourth proportional to 26,720.04, 36,872.12 and 14,782.67 is: 20,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.04 : 36,872.12 = 14,782.67 : x
  2. Step 2: Convert to fraction form
    26,720.04/36,872.12 = 14,782.67/x
  3. Step 3: Cross multiply
    26,720.04x = 36,872.12 × 14,782.67
  4. Step 4: Simplify right side
    26,720.04x = 545,068,123.89
  5. Step 5: Solve for x
    x = 545,068,123.89/26,720.04
  6. Step 6: Final answer
    x = 20,399.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.