Home / 32,847.76-45,318.64-18,505.36

Finding the Fourth Proportional to 32,847.76, 45,318.64 and 18,505.36

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Solution

The fourth proportional to 32,847.76, 45,318.64 and 18,505.36 is: 25,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,847.76 : 45,318.64 = 18,505.36 : x
  2. Step 2: Convert to fraction form
    32,847.76/45,318.64 = 18,505.36/x
  3. Step 3: Cross multiply
    32,847.76x = 45,318.64 × 18,505.36
  4. Step 4: Simplify right side
    32,847.76x = 838,637,747.91
  5. Step 5: Solve for x
    x = 838,637,747.91/32,847.76
  6. Step 6: Final answer
    x = 25,531.05

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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.