Home / 31,505.14-47,241.28-14,860.68

Finding the Fourth Proportional to 31,505.14, 47,241.28 and 14,860.68

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Solution

The fourth proportional to 31,505.14, 47,241.28 and 14,860.68 is: 22,283.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,505.14 : 47,241.28 = 14,860.68 : x
  2. Step 2: Convert to fraction form
    31,505.14/47,241.28 = 14,860.68/x
  3. Step 3: Cross multiply
    31,505.14x = 47,241.28 × 14,860.68
  4. Step 4: Simplify right side
    31,505.14x = 702,037,544.87
  5. Step 5: Solve for x
    x = 702,037,544.87/31,505.14
  6. Step 6: Final answer
    x = 22,283.27

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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.