Home / 30,419.04-45,628.87-10,697.47

Finding the Fourth Proportional to 30,419.04, 45,628.87 and 10,697.47

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Solution

The fourth proportional to 30,419.04, 45,628.87 and 10,697.47 is: 16,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,419.04 : 45,628.87 = 10,697.47 : x
  2. Step 2: Convert to fraction form
    30,419.04/45,628.87 = 10,697.47/x
  3. Step 3: Cross multiply
    30,419.04x = 45,628.87 × 10,697.47
  4. Step 4: Simplify right side
    30,419.04x = 488,113,347.20
  5. Step 5: Solve for x
    x = 488,113,347.20/30,419.04
  6. Step 6: Final answer
    x = 16,046.31

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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.