Home / 34,880.10-48,135.02-18,964.90

Finding the Fourth Proportional to 34,880.10, 48,135.02 and 18,964.90

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Solution

The fourth proportional to 34,880.10, 48,135.02 and 18,964.90 is: 26,171.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,880.10 : 48,135.02 = 18,964.90 : x
  2. Step 2: Convert to fraction form
    34,880.10/48,135.02 = 18,964.90/x
  3. Step 3: Cross multiply
    34,880.10x = 48,135.02 × 18,964.90
  4. Step 4: Simplify right side
    34,880.10x = 912,875,840.80
  5. Step 5: Solve for x
    x = 912,875,840.80/34,880.10
  6. Step 6: Final answer
    x = 26,171.82

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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.