Home / 31,770.23-47,659.73-10,716.30

Finding the Fourth Proportional to 31,770.23, 47,659.73 and 10,716.30

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Solution

The fourth proportional to 31,770.23, 47,659.73 and 10,716.30 is: 16,075.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,770.23 : 47,659.73 = 10,716.30 : x
  2. Step 2: Convert to fraction form
    31,770.23/47,659.73 = 10,716.30/x
  3. Step 3: Cross multiply
    31,770.23x = 47,659.73 × 10,716.30
  4. Step 4: Simplify right side
    31,770.23x = 510,735,911.02
  5. Step 5: Solve for x
    x = 510,735,911.02/31,770.23
  6. Step 6: Final answer
    x = 16,075.93

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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.