Home / 30,336.59-45,525.38-10,615.32

Finding the Fourth Proportional to 30,336.59, 45,525.38 and 10,615.32

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Solution

The fourth proportional to 30,336.59, 45,525.38 and 10,615.32 is: 15,930.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336.59 : 45,525.38 = 10,615.32 : x
  2. Step 2: Convert to fraction form
    30,336.59/45,525.38 = 10,615.32/x
  3. Step 3: Cross multiply
    30,336.59x = 45,525.38 × 10,615.32
  4. Step 4: Simplify right side
    30,336.59x = 483,266,503.36
  5. Step 5: Solve for x
    x = 483,266,503.36/30,336.59
  6. Step 6: Final answer
    x = 15,930.15

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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.