Home / 26,389.68-36,418.63-14,453.67

Finding the Fourth Proportional to 26,389.68, 36,418.63 and 14,453.67

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Solution

The fourth proportional to 26,389.68, 36,418.63 and 14,453.67 is: 19,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,389.68 : 36,418.63 = 14,453.67 : x
  2. Step 2: Convert to fraction form
    26,389.68/36,418.63 = 14,453.67/x
  3. Step 3: Cross multiply
    26,389.68x = 36,418.63 × 14,453.67
  4. Step 4: Simplify right side
    26,389.68x = 526,382,823.74
  5. Step 5: Solve for x
    x = 526,382,823.74/26,389.68
  6. Step 6: Final answer
    x = 19,946.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.