Home / 31,246.02-46,810.18-15,432.54

Finding the Fourth Proportional to 31,246.02, 46,810.18 and 15,432.54

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Solution

The fourth proportional to 31,246.02, 46,810.18 and 15,432.54 is: 23,119.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,246.02 : 46,810.18 = 15,432.54 : x
  2. Step 2: Convert to fraction form
    31,246.02/46,810.18 = 15,432.54/x
  3. Step 3: Cross multiply
    31,246.02x = 46,810.18 × 15,432.54
  4. Step 4: Simplify right side
    31,246.02x = 722,399,975.26
  5. Step 5: Solve for x
    x = 722,399,975.26/31,246.02
  6. Step 6: Final answer
    x = 23,119.74

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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.