Home / 32,688.96-49,035.06-9,318.84

Finding the Fourth Proportional to 32,688.96, 49,035.06 and 9,318.84

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Solution

The fourth proportional to 32,688.96, 49,035.06 and 9,318.84 is: 13,978.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,688.96 : 49,035.06 = 9,318.84 : x
  2. Step 2: Convert to fraction form
    32,688.96/49,035.06 = 9,318.84/x
  3. Step 3: Cross multiply
    32,688.96x = 49,035.06 × 9,318.84
  4. Step 4: Simplify right side
    32,688.96x = 456,949,878.53
  5. Step 5: Solve for x
    x = 456,949,878.53/32,688.96
  6. Step 6: Final answer
    x = 13,978.72

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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.