Home / 45,318.74-62,541.63-31,008.58

Finding the Fourth Proportional to 45,318.74, 62,541.63 and 31,008.58

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Solution

The fourth proportional to 45,318.74, 62,541.63 and 31,008.58 is: 42,793.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,318.74 : 62,541.63 = 31,008.58 : x
  2. Step 2: Convert to fraction form
    45,318.74/62,541.63 = 31,008.58/x
  3. Step 3: Cross multiply
    45,318.74x = 62,541.63 × 31,008.58
  4. Step 4: Simplify right side
    45,318.74x = 1,939,326,669.43
  5. Step 5: Solve for x
    x = 1,939,326,669.43/45,318.74
  6. Step 6: Final answer
    x = 42,793.05

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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.