Home / 26,855.57-40,294.35-14,389.67

Finding the Fourth Proportional to 26,855.57, 40,294.35 and 14,389.67

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Solution

The fourth proportional to 26,855.57, 40,294.35 and 14,389.67 is: 21,590.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.57 : 40,294.35 = 14,389.67 : x
  2. Step 2: Convert to fraction form
    26,855.57/40,294.35 = 14,389.67/x
  3. Step 3: Cross multiply
    26,855.57x = 40,294.35 × 14,389.67
  4. Step 4: Simplify right side
    26,855.57x = 579,822,197.89
  5. Step 5: Solve for x
    x = 579,822,197.89/26,855.57
  6. Step 6: Final answer
    x = 21,590.39

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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.