Home / 31,835.88-47,753.40-19,359.33

Finding the Fourth Proportional to 31,835.88, 47,753.40 and 19,359.33

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Solution

The fourth proportional to 31,835.88, 47,753.40 and 19,359.33 is: 29,038.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,835.88 : 47,753.40 = 19,359.33 : x
  2. Step 2: Convert to fraction form
    31,835.88/47,753.40 = 19,359.33/x
  3. Step 3: Cross multiply
    31,835.88x = 47,753.40 × 19,359.33
  4. Step 4: Simplify right side
    31,835.88x = 924,473,829.22
  5. Step 5: Solve for x
    x = 924,473,829.22/31,835.88
  6. Step 6: Final answer
    x = 29,038.74

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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.