Home / 31,775.21-47,663.13-9,588.77

Finding the Fourth Proportional to 31,775.21, 47,663.13 and 9,588.77

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Solution

The fourth proportional to 31,775.21, 47,663.13 and 9,588.77 is: 14,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,775.21 : 47,663.13 = 9,588.77 : x
  2. Step 2: Convert to fraction form
    31,775.21/47,663.13 = 9,588.77/x
  3. Step 3: Cross multiply
    31,775.21x = 47,663.13 × 9,588.77
  4. Step 4: Simplify right side
    31,775.21x = 457,030,552.73
  5. Step 5: Solve for x
    x = 457,030,552.73/31,775.21
  6. Step 6: Final answer
    x = 14,383.24

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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.