Home / 30,094.34-45,114.66-14,289.62

Finding the Fourth Proportional to 30,094.34, 45,114.66 and 14,289.62

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Solution

The fourth proportional to 30,094.34, 45,114.66 and 14,289.62 is: 21,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,094.34 : 45,114.66 = 14,289.62 : x
  2. Step 2: Convert to fraction form
    30,094.34/45,114.66 = 14,289.62/x
  3. Step 3: Cross multiply
    30,094.34x = 45,114.66 × 14,289.62
  4. Step 4: Simplify right side
    30,094.34x = 644,671,122.26
  5. Step 5: Solve for x
    x = 644,671,122.26/30,094.34
  6. Step 6: Final answer
    x = 21,421.68

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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.