Home / 18,981.60-26,194.47-10,484.27

Finding the Fourth Proportional to 18,981.60, 26,194.47 and 10,484.27

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Solution

The fourth proportional to 18,981.60, 26,194.47 and 10,484.27 is: 14,468.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,981.60 : 26,194.47 = 10,484.27 : x
  2. Step 2: Convert to fraction form
    18,981.60/26,194.47 = 10,484.27/x
  3. Step 3: Cross multiply
    18,981.60x = 26,194.47 × 10,484.27
  4. Step 4: Simplify right side
    18,981.60x = 274,629,895.99
  5. Step 5: Solve for x
    x = 274,629,895.99/18,981.60
  6. Step 6: Final answer
    x = 14,468.22

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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.