Home / 14,726.08-20,334.96-10,021.60

Finding the Fourth Proportional to 14,726.08, 20,334.96 and 10,021.60

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Solution

The fourth proportional to 14,726.08, 20,334.96 and 10,021.60 is: 13,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,726.08 : 20,334.96 = 10,021.60 : x
  2. Step 2: Convert to fraction form
    14,726.08/20,334.96 = 10,021.60/x
  3. Step 3: Cross multiply
    14,726.08x = 20,334.96 × 10,021.60
  4. Step 4: Simplify right side
    14,726.08x = 203,788,835.14
  5. Step 5: Solve for x
    x = 203,788,835.14/14,726.08
  6. Step 6: Final answer
    x = 13,838.63

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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.