Home / 47,090.58-70,635.81-12,030.24

Finding the Fourth Proportional to 47,090.58, 70,635.81 and 12,030.24

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Solution

The fourth proportional to 47,090.58, 70,635.81 and 12,030.24 is: 18,045.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,090.58 : 70,635.81 = 12,030.24 : x
  2. Step 2: Convert to fraction form
    47,090.58/70,635.81 = 12,030.24/x
  3. Step 3: Cross multiply
    47,090.58x = 70,635.81 × 12,030.24
  4. Step 4: Simplify right side
    47,090.58x = 849,765,746.89
  5. Step 5: Solve for x
    x = 849,765,746.89/47,090.58
  6. Step 6: Final answer
    x = 18,045.34

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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.