Home / 14,526.41-20,039.78-8,555.22

Finding the Fourth Proportional to 14,526.41, 20,039.78 and 8,555.22

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Solution

The fourth proportional to 14,526.41, 20,039.78 and 8,555.22 is: 11,802.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526.41 : 20,039.78 = 8,555.22 : x
  2. Step 2: Convert to fraction form
    14,526.41/20,039.78 = 8,555.22/x
  3. Step 3: Cross multiply
    14,526.41x = 20,039.78 × 8,555.22
  4. Step 4: Simplify right side
    14,526.41x = 171,444,726.65
  5. Step 5: Solve for x
    x = 171,444,726.65/14,526.41
  6. Step 6: Final answer
    x = 11,802.28

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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.