Home / 30,322.15-45,483.42-9,265.44

Finding the Fourth Proportional to 30,322.15, 45,483.42 and 9,265.44

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Solution

The fourth proportional to 30,322.15, 45,483.42 and 9,265.44 is: 13,898.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,322.15 : 45,483.42 = 9,265.44 : x
  2. Step 2: Convert to fraction form
    30,322.15/45,483.42 = 9,265.44/x
  3. Step 3: Cross multiply
    30,322.15x = 45,483.42 × 9,265.44
  4. Step 4: Simplify right side
    30,322.15x = 421,423,848.47
  5. Step 5: Solve for x
    x = 421,423,848.47/30,322.15
  6. Step 6: Final answer
    x = 13,898.22

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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.