Home / 49,901.10-74,742.30-26,500.20

Finding the Fourth Proportional to 49,901.10, 74,742.30 and 26,500.20

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Solution

The fourth proportional to 49,901.10, 74,742.30 and 26,500.20 is: 39,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,901.10 : 74,742.30 = 26,500.20 : x
  2. Step 2: Convert to fraction form
    49,901.10/74,742.30 = 26,500.20/x
  3. Step 3: Cross multiply
    49,901.10x = 74,742.30 × 26,500.20
  4. Step 4: Simplify right side
    49,901.10x = 1,980,685,898.46
  5. Step 5: Solve for x
    x = 1,980,685,898.46/49,901.10
  6. Step 6: Final answer
    x = 39,692.23

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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.