Home / 26,515.04-39,772.58-12,464.76

Finding the Fourth Proportional to 26,515.04, 39,772.58 and 12,464.76

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Solution

The fourth proportional to 26,515.04, 39,772.58 and 12,464.76 is: 18,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.04 : 39,772.58 = 12,464.76 : x
  2. Step 2: Convert to fraction form
    26,515.04/39,772.58 = 12,464.76/x
  3. Step 3: Cross multiply
    26,515.04x = 39,772.58 × 12,464.76
  4. Step 4: Simplify right side
    26,515.04x = 495,755,664.28
  5. Step 5: Solve for x
    x = 495,755,664.28/26,515.04
  6. Step 6: Final answer
    x = 18,697.15

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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.