Home / 64,323.46-96,484.32-28,775.38

Finding the Fourth Proportional to 64,323.46, 96,484.32 and 28,775.38

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Solution

The fourth proportional to 64,323.46, 96,484.32 and 28,775.38 is: 43,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,323.46 : 96,484.32 = 28,775.38 : x
  2. Step 2: Convert to fraction form
    64,323.46/96,484.32 = 28,775.38/x
  3. Step 3: Cross multiply
    64,323.46x = 96,484.32 × 28,775.38
  4. Step 4: Simplify right side
    64,323.46x = 2,776,372,972.04
  5. Step 5: Solve for x
    x = 2,776,372,972.04/64,323.46
  6. Step 6: Final answer
    x = 43,162.68

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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.