Home / 26,516.04-39,774.08-12,465.76

Finding the Fourth Proportional to 26,516.04, 39,774.08 and 12,465.76

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Solution

The fourth proportional to 26,516.04, 39,774.08 and 12,465.76 is: 18,698.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,516.04 : 39,774.08 = 12,465.76 : x
  2. Step 2: Convert to fraction form
    26,516.04/39,774.08 = 12,465.76/x
  3. Step 3: Cross multiply
    26,516.04x = 39,774.08 × 12,465.76
  4. Step 4: Simplify right side
    26,516.04x = 495,814,135.50
  5. Step 5: Solve for x
    x = 495,814,135.50/26,516.04
  6. Step 6: Final answer
    x = 18,698.65

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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.