Home / 55,732.34-76,916.03-31,854.47

Finding the Fourth Proportional to 55,732.34, 76,916.03 and 31,854.47

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Solution

The fourth proportional to 55,732.34, 76,916.03 and 31,854.47 is: 43,962.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,732.34 : 76,916.03 = 31,854.47 : x
  2. Step 2: Convert to fraction form
    55,732.34/76,916.03 = 31,854.47/x
  3. Step 3: Cross multiply
    55,732.34x = 76,916.03 × 31,854.47
  4. Step 4: Simplify right side
    55,732.34x = 2,450,118,826.30
  5. Step 5: Solve for x
    x = 2,450,118,826.30/55,732.34
  6. Step 6: Final answer
    x = 43,962.25

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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.