Home / 26,659.29-39,931.42-12,598.10

Finding the Fourth Proportional to 26,659.29, 39,931.42 and 12,598.10

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Solution

The fourth proportional to 26,659.29, 39,931.42 and 12,598.10 is: 18,869.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,659.29 : 39,931.42 = 12,598.10 : x
  2. Step 2: Convert to fraction form
    26,659.29/39,931.42 = 12,598.10/x
  3. Step 3: Cross multiply
    26,659.29x = 39,931.42 × 12,598.10
  4. Step 4: Simplify right side
    26,659.29x = 503,060,022.30
  5. Step 5: Solve for x
    x = 503,060,022.30/26,659.29
  6. Step 6: Final answer
    x = 18,869.97

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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.