Home / 32,279.16-48,406.44-12,555.36

Finding the Fourth Proportional to 32,279.16, 48,406.44 and 12,555.36

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Solution

The fourth proportional to 32,279.16, 48,406.44 and 12,555.36 is: 18,828.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,279.16 : 48,406.44 = 12,555.36 : x
  2. Step 2: Convert to fraction form
    32,279.16/48,406.44 = 12,555.36/x
  3. Step 3: Cross multiply
    32,279.16x = 48,406.44 × 12,555.36
  4. Step 4: Simplify right side
    32,279.16x = 607,760,280.52
  5. Step 5: Solve for x
    x = 607,760,280.52/32,279.16
  6. Step 6: Final answer
    x = 18,828.26

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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.