Home / 51,580.02-71,193.09-31,448.00

Finding the Fourth Proportional to 51,580.02, 71,193.09 and 31,448.00

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Solution

The fourth proportional to 51,580.02, 71,193.09 and 31,448.00 is: 43,405.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,580.02 : 71,193.09 = 31,448.00 : x
  2. Step 2: Convert to fraction form
    51,580.02/71,193.09 = 31,448.00/x
  3. Step 3: Cross multiply
    51,580.02x = 71,193.09 × 31,448.00
  4. Step 4: Simplify right side
    51,580.02x = 2,238,880,472.30
  5. Step 5: Solve for x
    x = 2,238,880,472.30/51,580.02
  6. Step 6: Final answer
    x = 43,405.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.