Home / 26,091.17-39,136.74-12,952.76

Finding the Fourth Proportional to 26,091.17, 39,136.74 and 12,952.76

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Solution

The fourth proportional to 26,091.17, 39,136.74 and 12,952.76 is: 19,429.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,091.17 : 39,136.74 = 12,952.76 : x
  2. Step 2: Convert to fraction form
    26,091.17/39,136.74 = 12,952.76/x
  3. Step 3: Cross multiply
    26,091.17x = 39,136.74 × 12,952.76
  4. Step 4: Simplify right side
    26,091.17x = 506,928,800.40
  5. Step 5: Solve for x
    x = 506,928,800.40/26,091.17
  6. Step 6: Final answer
    x = 19,429.13

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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.