Home / 30,182.79-45,274.19-10,461.36

Finding the Fourth Proportional to 30,182.79, 45,274.19 and 10,461.36

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Solution

The fourth proportional to 30,182.79, 45,274.19 and 10,461.36 is: 15,692.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.79 : 45,274.19 = 10,461.36 : x
  2. Step 2: Convert to fraction form
    30,182.79/45,274.19 = 10,461.36/x
  3. Step 3: Cross multiply
    30,182.79x = 45,274.19 × 10,461.36
  4. Step 4: Simplify right side
    30,182.79x = 473,629,600.30
  5. Step 5: Solve for x
    x = 473,629,600.30/30,182.79
  6. Step 6: Final answer
    x = 15,692.04

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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.