Home / 31,876.02-47,813.64-14,333.46

Finding the Fourth Proportional to 31,876.02, 47,813.64 and 14,333.46

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Solution

The fourth proportional to 31,876.02, 47,813.64 and 14,333.46 is: 21,500.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,876.02 : 47,813.64 = 14,333.46 : x
  2. Step 2: Convert to fraction form
    31,876.02/47,813.64 = 14,333.46/x
  3. Step 3: Cross multiply
    31,876.02x = 47,813.64 × 14,333.46
  4. Step 4: Simplify right side
    31,876.02x = 685,334,896.39
  5. Step 5: Solve for x
    x = 685,334,896.39/31,876.02
  6. Step 6: Final answer
    x = 21,500.01

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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.