Home / 32,925.78-49,399.75-10,440.12

Finding the Fourth Proportional to 32,925.78, 49,399.75 and 10,440.12

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Solution

The fourth proportional to 32,925.78, 49,399.75 and 10,440.12 is: 15,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,925.78 : 49,399.75 = 10,440.12 : x
  2. Step 2: Convert to fraction form
    32,925.78/49,399.75 = 10,440.12/x
  3. Step 3: Cross multiply
    32,925.78x = 49,399.75 × 10,440.12
  4. Step 4: Simplify right side
    32,925.78x = 515,739,317.97
  5. Step 5: Solve for x
    x = 515,739,317.97/32,925.78
  6. Step 6: Final answer
    x = 15,663.70

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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.