Home / 30,007.64-45,039.71-15,227.16

Finding the Fourth Proportional to 30,007.64, 45,039.71 and 15,227.16

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Solution

The fourth proportional to 30,007.64, 45,039.71 and 15,227.16 is: 22,855.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,007.64 : 45,039.71 = 15,227.16 : x
  2. Step 2: Convert to fraction form
    30,007.64/45,039.71 = 15,227.16/x
  3. Step 3: Cross multiply
    30,007.64x = 45,039.71 × 15,227.16
  4. Step 4: Simplify right side
    30,007.64x = 685,826,870.52
  5. Step 5: Solve for x
    x = 685,826,870.52/30,007.64
  6. Step 6: Final answer
    x = 22,855.08

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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.