Home / 55,432.65-76,497.31-31,559.32

Finding the Fourth Proportional to 55,432.65, 76,497.31 and 31,559.32

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Solution

The fourth proportional to 55,432.65, 76,497.31 and 31,559.32 is: 43,552.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,432.65 : 76,497.31 = 31,559.32 : x
  2. Step 2: Convert to fraction form
    55,432.65/76,497.31 = 31,559.32/x
  3. Step 3: Cross multiply
    55,432.65x = 76,497.31 × 31,559.32
  4. Step 4: Simplify right side
    55,432.65x = 2,414,203,220.50
  5. Step 5: Solve for x
    x = 2,414,203,220.50/55,432.65
  6. Step 6: Final answer
    x = 43,552.01

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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.