Home / 31,204.31-46,806.47-10,427.81

Finding the Fourth Proportional to 31,204.31, 46,806.47 and 10,427.81

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Solution

The fourth proportional to 31,204.31, 46,806.47 and 10,427.81 is: 15,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,204.31 : 46,806.47 = 10,427.81 : x
  2. Step 2: Convert to fraction form
    31,204.31/46,806.47 = 10,427.81/x
  3. Step 3: Cross multiply
    31,204.31x = 46,806.47 × 10,427.81
  4. Step 4: Simplify right side
    31,204.31x = 488,089,079.91
  5. Step 5: Solve for x
    x = 488,089,079.91/31,204.31
  6. Step 6: Final answer
    x = 15,641.72

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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.