Home / 38,787.12-58,186.24-15,090.08

Finding the Fourth Proportional to 38,787.12, 58,186.24 and 15,090.08

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Solution

The fourth proportional to 38,787.12, 58,186.24 and 15,090.08 is: 22,637.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,787.12 : 58,186.24 = 15,090.08 : x
  2. Step 2: Convert to fraction form
    38,787.12/58,186.24 = 15,090.08/x
  3. Step 3: Cross multiply
    38,787.12x = 58,186.24 × 15,090.08
  4. Step 4: Simplify right side
    38,787.12x = 878,035,016.50
  5. Step 5: Solve for x
    x = 878,035,016.50/38,787.12
  6. Step 6: Final answer
    x = 22,637.28

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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.