Home / 26,595.92-39,731.14-19,136.72

Finding the Fourth Proportional to 26,595.92, 39,731.14 and 19,136.72

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Solution

The fourth proportional to 26,595.92, 39,731.14 and 19,136.72 is: 28,587.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,595.92 : 39,731.14 = 19,136.72 : x
  2. Step 2: Convert to fraction form
    26,595.92/39,731.14 = 19,136.72/x
  3. Step 3: Cross multiply
    26,595.92x = 39,731.14 × 19,136.72
  4. Step 4: Simplify right side
    26,595.92x = 760,323,701.46
  5. Step 5: Solve for x
    x = 760,323,701.46/26,595.92
  6. Step 6: Final answer
    x = 28,587.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.