Home / 26,385.60-39,664.80-24,830.40

Finding the Fourth Proportional to 26,385.60, 39,664.80 and 24,830.40

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Solution

The fourth proportional to 26,385.60, 39,664.80 and 24,830.40 is: 37,326.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,385.60 : 39,664.80 = 24,830.40 : x
  2. Step 2: Convert to fraction form
    26,385.60/39,664.80 = 24,830.40/x
  3. Step 3: Cross multiply
    26,385.60x = 39,664.80 × 24,830.40
  4. Step 4: Simplify right side
    26,385.60x = 984,892,849.92
  5. Step 5: Solve for x
    x = 984,892,849.92/26,385.60
  6. Step 6: Final answer
    x = 37,326.91

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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.