Home / 24,912.90-34,276.80-18,909.60

Finding the Fourth Proportional to 24,912.90, 34,276.80 and 18,909.60

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Solution

The fourth proportional to 24,912.90, 34,276.80 and 18,909.60 is: 26,017.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,912.90 : 34,276.80 = 18,909.60 : x
  2. Step 2: Convert to fraction form
    24,912.90/34,276.80 = 18,909.60/x
  3. Step 3: Cross multiply
    24,912.90x = 34,276.80 × 18,909.60
  4. Step 4: Simplify right side
    24,912.90x = 648,160,577.28
  5. Step 5: Solve for x
    x = 648,160,577.28/24,912.90
  6. Step 6: Final answer
    x = 26,017.07

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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.