Home / 47,090.50-70,637.19-14,258.50

Finding the Fourth Proportional to 47,090.50, 70,637.19 and 14,258.50

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Solution

The fourth proportional to 47,090.50, 70,637.19 and 14,258.50 is: 21,388.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,090.50 : 70,637.19 = 14,258.50 : x
  2. Step 2: Convert to fraction form
    47,090.50/70,637.19 = 14,258.50/x
  3. Step 3: Cross multiply
    47,090.50x = 70,637.19 × 14,258.50
  4. Step 4: Simplify right side
    47,090.50x = 1,007,180,373.62
  5. Step 5: Solve for x
    x = 1,007,180,373.62/47,090.50
  6. Step 6: Final answer
    x = 21,388.19

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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.