Home / 26,175.74-36,123.47-14,999.90

Finding the Fourth Proportional to 26,175.74, 36,123.47 and 14,999.90

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Solution

The fourth proportional to 26,175.74, 36,123.47 and 14,999.90 is: 20,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,175.74 : 36,123.47 = 14,999.90 : x
  2. Step 2: Convert to fraction form
    26,175.74/36,123.47 = 14,999.90/x
  3. Step 3: Cross multiply
    26,175.74x = 36,123.47 × 14,999.90
  4. Step 4: Simplify right side
    26,175.74x = 541,848,362.65
  5. Step 5: Solve for x
    x = 541,848,362.65/26,175.74
  6. Step 6: Final answer
    x = 20,700.40

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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.