Home / 26,560.72-39,852.60-12,700.72

Finding the Fourth Proportional to 26,560.72, 39,852.60 and 12,700.72

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Solution

The fourth proportional to 26,560.72, 39,852.60 and 12,700.72 is: 19,056.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,560.72 : 39,852.60 = 12,700.72 : x
  2. Step 2: Convert to fraction form
    26,560.72/39,852.60 = 12,700.72/x
  3. Step 3: Cross multiply
    26,560.72x = 39,852.60 × 12,700.72
  4. Step 4: Simplify right side
    26,560.72x = 506,156,713.87
  5. Step 5: Solve for x
    x = 506,156,713.87/26,560.72
  6. Step 6: Final answer
    x = 19,056.59

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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.