Home / 37,305.64-51,442.33-28,809.15

Finding the Fourth Proportional to 37,305.64, 51,442.33 and 28,809.15

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Solution

The fourth proportional to 37,305.64, 51,442.33 and 28,809.15 is: 39,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,305.64 : 51,442.33 = 28,809.15 : x
  2. Step 2: Convert to fraction form
    37,305.64/51,442.33 = 28,809.15/x
  3. Step 3: Cross multiply
    37,305.64x = 51,442.33 × 28,809.15
  4. Step 4: Simplify right side
    37,305.64x = 1,482,009,801.32
  5. Step 5: Solve for x
    x = 1,482,009,801.32/37,305.64
  6. Step 6: Final answer
    x = 39,726.16

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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.