Home / 18,981.64-26,194.52-10,484.30

Finding the Fourth Proportional to 18,981.64, 26,194.52 and 10,484.30

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Solution

The fourth proportional to 18,981.64, 26,194.52 and 10,484.30 is: 14,468.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,981.64 : 26,194.52 = 10,484.30 : x
  2. Step 2: Convert to fraction form
    18,981.64/26,194.52 = 10,484.30/x
  3. Step 3: Cross multiply
    18,981.64x = 26,194.52 × 10,484.30
  4. Step 4: Simplify right side
    18,981.64x = 274,631,206.04
  5. Step 5: Solve for x
    x = 274,631,206.04/18,981.64
  6. Step 6: Final answer
    x = 14,468.25

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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.