Home / 32,115-44,303.73-20,788.14

Finding the Fourth Proportional to 32,115, 44,303.73 and 20,788.14

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Solution

The fourth proportional to 32,115, 44,303.73 and 20,788.14 is: 28,677.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,115 : 44,303.73 = 20,788.14 : x
  2. Step 2: Convert to fraction form
    32,115/44,303.73 = 20,788.14/x
  3. Step 3: Cross multiply
    32,115x = 44,303.73 × 20,788.14
  4. Step 4: Simplify right side
    32,115x = 920,992,141.76
  5. Step 5: Solve for x
    x = 920,992,141.76/32,115
  6. Step 6: Final answer
    x = 28,677.94

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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.