Home / 34,776.02-47,990.92-18,860.46

Finding the Fourth Proportional to 34,776.02, 47,990.92 and 18,860.46

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Solution

The fourth proportional to 34,776.02, 47,990.92 and 18,860.46 is: 26,027.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,776.02 : 47,990.92 = 18,860.46 : x
  2. Step 2: Convert to fraction form
    34,776.02/47,990.92 = 18,860.46/x
  3. Step 3: Cross multiply
    34,776.02x = 47,990.92 × 18,860.46
  4. Step 4: Simplify right side
    34,776.02x = 905,130,827.02
  5. Step 5: Solve for x
    x = 905,130,827.02/34,776.02
  6. Step 6: Final answer
    x = 26,027.44

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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.