Home / 31,973.90-47,946.26-15,341.76

Finding the Fourth Proportional to 31,973.90, 47,946.26 and 15,341.76

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Solution

The fourth proportional to 31,973.90, 47,946.26 and 15,341.76 is: 23,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973.90 : 47,946.26 = 15,341.76 : x
  2. Step 2: Convert to fraction form
    31,973.90/47,946.26 = 15,341.76/x
  3. Step 3: Cross multiply
    31,973.90x = 47,946.26 × 15,341.76
  4. Step 4: Simplify right side
    31,973.90x = 735,580,052.17
  5. Step 5: Solve for x
    x = 735,580,052.17/31,973.90
  6. Step 6: Final answer
    x = 23,005.64

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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.