Home / 14,632.65-20,189.55-8,889.99

Finding the Fourth Proportional to 14,632.65, 20,189.55 and 8,889.99

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Solution

The fourth proportional to 14,632.65, 20,189.55 and 8,889.99 is: 12,266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,632.65 : 20,189.55 = 8,889.99 : x
  2. Step 2: Convert to fraction form
    14,632.65/20,189.55 = 8,889.99/x
  3. Step 3: Cross multiply
    14,632.65x = 20,189.55 × 8,889.99
  4. Step 4: Simplify right side
    14,632.65x = 179,484,973.32
  5. Step 5: Solve for x
    x = 179,484,973.32/14,632.65
  6. Step 6: Final answer
    x = 12,266.06

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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.