Home / 31,396.01-47,090.28-10,330.82

Finding the Fourth Proportional to 31,396.01, 47,090.28 and 10,330.82

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Solution

The fourth proportional to 31,396.01, 47,090.28 and 10,330.82 is: 15,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.01 : 47,090.28 = 10,330.82 : x
  2. Step 2: Convert to fraction form
    31,396.01/47,090.28 = 10,330.82/x
  3. Step 3: Cross multiply
    31,396.01x = 47,090.28 × 10,330.82
  4. Step 4: Simplify right side
    31,396.01x = 486,481,206.43
  5. Step 5: Solve for x
    x = 486,481,206.43/31,396.01
  6. Step 6: Final answer
    x = 15,495.00

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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.