Home / 26,595.86-39,900.69-9,957.20

Finding the Fourth Proportional to 26,595.86, 39,900.69 and 9,957.20

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Solution

The fourth proportional to 26,595.86, 39,900.69 and 9,957.20 is: 14,938.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,595.86 : 39,900.69 = 9,957.20 : x
  2. Step 2: Convert to fraction form
    26,595.86/39,900.69 = 9,957.20/x
  3. Step 3: Cross multiply
    26,595.86x = 39,900.69 × 9,957.20
  4. Step 4: Simplify right side
    26,595.86x = 397,298,950.96
  5. Step 5: Solve for x
    x = 397,298,950.96/26,595.86
  6. Step 6: Final answer
    x = 14,938.38

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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.