Home / 42,055.63-63,076.99-15,395.34

Finding the Fourth Proportional to 42,055.63, 63,076.99 and 15,395.34

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Solution

The fourth proportional to 42,055.63, 63,076.99 and 15,395.34 is: 23,090.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,055.63 : 63,076.99 = 15,395.34 : x
  2. Step 2: Convert to fraction form
    42,055.63/63,076.99 = 15,395.34/x
  3. Step 3: Cross multiply
    42,055.63x = 63,076.99 × 15,395.34
  4. Step 4: Simplify right side
    42,055.63x = 971,091,353.35
  5. Step 5: Solve for x
    x = 971,091,353.35/42,055.63
  6. Step 6: Final answer
    x = 23,090.64

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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.