Home / 25,479.09-35,158.83-14,866.68

Finding the Fourth Proportional to 25,479.09, 35,158.83 and 14,866.68

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Solution

The fourth proportional to 25,479.09, 35,158.83 and 14,866.68 is: 20,514.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,479.09 : 35,158.83 = 14,866.68 : x
  2. Step 2: Convert to fraction form
    25,479.09/35,158.83 = 14,866.68/x
  3. Step 3: Cross multiply
    25,479.09x = 35,158.83 × 14,866.68
  4. Step 4: Simplify right side
    25,479.09x = 522,695,074.78
  5. Step 5: Solve for x
    x = 522,695,074.78/25,479.09
  6. Step 6: Final answer
    x = 20,514.67

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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.