Home / 26,392.60-39,533.70-12,364.60

Finding the Fourth Proportional to 26,392.60, 39,533.70 and 12,364.60

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Solution

The fourth proportional to 26,392.60, 39,533.70 and 12,364.60 is: 18,521.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,392.60 : 39,533.70 = 12,364.60 : x
  2. Step 2: Convert to fraction form
    26,392.60/39,533.70 = 12,364.60/x
  3. Step 3: Cross multiply
    26,392.60x = 39,533.70 × 12,364.60
  4. Step 4: Simplify right side
    26,392.60x = 488,818,387.02
  5. Step 5: Solve for x
    x = 488,818,387.02/26,392.60
  6. Step 6: Final answer
    x = 18,521.04

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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.