Home / 19,080.76-28,613.04-10,313.32

Finding the Fourth Proportional to 19,080.76, 28,613.04 and 10,313.32

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Solution

The fourth proportional to 19,080.76, 28,613.04 and 10,313.32 is: 15,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.76 : 28,613.04 = 10,313.32 : x
  2. Step 2: Convert to fraction form
    19,080.76/28,613.04 = 10,313.32/x
  3. Step 3: Cross multiply
    19,080.76x = 28,613.04 × 10,313.32
  4. Step 4: Simplify right side
    19,080.76x = 295,095,437.69
  5. Step 5: Solve for x
    x = 295,095,437.69/19,080.76
  6. Step 6: Final answer
    x = 15,465.60

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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.