Home / 27,562.66-38,035.50-15,625.75

Finding the Fourth Proportional to 27,562.66, 38,035.50 and 15,625.75

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Solution

The fourth proportional to 27,562.66, 38,035.50 and 15,625.75 is: 21,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,562.66 : 38,035.50 = 15,625.75 : x
  2. Step 2: Convert to fraction form
    27,562.66/38,035.50 = 15,625.75/x
  3. Step 3: Cross multiply
    27,562.66x = 38,035.50 × 15,625.75
  4. Step 4: Simplify right side
    27,562.66x = 594,333,214.13
  5. Step 5: Solve for x
    x = 594,333,214.13/27,562.66
  6. Step 6: Final answer
    x = 21,562.98

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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.