Home / 28,324.64-42,448.08-14,444.48

Finding the Fourth Proportional to 28,324.64, 42,448.08 and 14,444.48

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Solution

The fourth proportional to 28,324.64, 42,448.08 and 14,444.48 is: 21,646.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,324.64 : 42,448.08 = 14,444.48 : x
  2. Step 2: Convert to fraction form
    28,324.64/42,448.08 = 14,444.48/x
  3. Step 3: Cross multiply
    28,324.64x = 42,448.08 × 14,444.48
  4. Step 4: Simplify right side
    28,324.64x = 613,140,442.60
  5. Step 5: Solve for x
    x = 613,140,442.60/28,324.64
  6. Step 6: Final answer
    x = 21,646.89

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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.