Home / 32,160.78-48,248.10-9,973.72

Finding the Fourth Proportional to 32,160.78, 48,248.10 and 9,973.72

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Solution

The fourth proportional to 32,160.78, 48,248.10 and 9,973.72 is: 14,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,160.78 : 48,248.10 = 9,973.72 : x
  2. Step 2: Convert to fraction form
    32,160.78/48,248.10 = 9,973.72/x
  3. Step 3: Cross multiply
    32,160.78x = 48,248.10 × 9,973.72
  4. Step 4: Simplify right side
    32,160.78x = 481,213,039.93
  5. Step 5: Solve for x
    x = 481,213,039.93/32,160.78
  6. Step 6: Final answer
    x = 14,962.73

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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.