Home / 30,479.52-45,588.04-27,126.12

Finding the Fourth Proportional to 30,479.52, 45,588.04 and 27,126.12

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Solution

The fourth proportional to 30,479.52, 45,588.04 and 27,126.12 is: 40,572.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,479.52 : 45,588.04 = 27,126.12 : x
  2. Step 2: Convert to fraction form
    30,479.52/45,588.04 = 27,126.12/x
  3. Step 3: Cross multiply
    30,479.52x = 45,588.04 × 27,126.12
  4. Step 4: Simplify right side
    30,479.52x = 1,236,626,643.60
  5. Step 5: Solve for x
    x = 1,236,626,643.60/30,479.52
  6. Step 6: Final answer
    x = 40,572.38

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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.