Home / 32,814.36-45,269.60-20,068.11

Finding the Fourth Proportional to 32,814.36, 45,269.60 and 20,068.11

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Solution

The fourth proportional to 32,814.36, 45,269.60 and 20,068.11 is: 27,685.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,814.36 : 45,269.60 = 20,068.11 : x
  2. Step 2: Convert to fraction form
    32,814.36/45,269.60 = 20,068.11/x
  3. Step 3: Cross multiply
    32,814.36x = 45,269.60 × 20,068.11
  4. Step 4: Simplify right side
    32,814.36x = 908,475,212.12
  5. Step 5: Solve for x
    x = 908,475,212.12/32,814.36
  6. Step 6: Final answer
    x = 27,685.29

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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.