Home / 31,941.02-47,916.68-9,749.20

Finding the Fourth Proportional to 31,941.02, 47,916.68 and 9,749.20

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Solution

The fourth proportional to 31,941.02, 47,916.68 and 9,749.20 is: 14,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,941.02 : 47,916.68 = 9,749.20 : x
  2. Step 2: Convert to fraction form
    31,941.02/47,916.68 = 9,749.20/x
  3. Step 3: Cross multiply
    31,941.02x = 47,916.68 × 9,749.20
  4. Step 4: Simplify right side
    31,941.02x = 467,149,164.29
  5. Step 5: Solve for x
    x = 467,149,164.29/31,941.02
  6. Step 6: Final answer
    x = 14,625.37

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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.