Home / 34,880.20-48,133.36-18,964.10

Finding the Fourth Proportional to 34,880.20, 48,133.36 and 18,964.10

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Solution

The fourth proportional to 34,880.20, 48,133.36 and 18,964.10 is: 26,169.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,880.20 : 48,133.36 = 18,964.10 : x
  2. Step 2: Convert to fraction form
    34,880.20/48,133.36 = 18,964.10/x
  3. Step 3: Cross multiply
    34,880.20x = 48,133.36 × 18,964.10
  4. Step 4: Simplify right side
    34,880.20x = 912,805,852.38
  5. Step 5: Solve for x
    x = 912,805,852.38/34,880.20
  6. Step 6: Final answer
    x = 26,169.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.