Home / 31,459.71-47,189.58-25,901.39

Finding the Fourth Proportional to 31,459.71, 47,189.58 and 25,901.39

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Solution

The fourth proportional to 31,459.71, 47,189.58 and 25,901.39 is: 38,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,459.71 : 47,189.58 = 25,901.39 : x
  2. Step 2: Convert to fraction form
    31,459.71/47,189.58 = 25,901.39/x
  3. Step 3: Cross multiply
    31,459.71x = 47,189.58 × 25,901.39
  4. Step 4: Simplify right side
    31,459.71x = 1,222,275,576.70
  5. Step 5: Solve for x
    x = 1,222,275,576.70/31,459.71
  6. Step 6: Final answer
    x = 38,852.09

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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.