Home / 32,776.87-45,235.93-18,631.84

Finding the Fourth Proportional to 32,776.87, 45,235.93 and 18,631.84

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Solution

The fourth proportional to 32,776.87, 45,235.93 and 18,631.84 is: 25,714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,776.87 : 45,235.93 = 18,631.84 : x
  2. Step 2: Convert to fraction form
    32,776.87/45,235.93 = 18,631.84/x
  3. Step 3: Cross multiply
    32,776.87x = 45,235.93 × 18,631.84
  4. Step 4: Simplify right side
    32,776.87x = 842,828,610.01
  5. Step 5: Solve for x
    x = 842,828,610.01/32,776.87
  6. Step 6: Final answer
    x = 25,714.13

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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.