Home / 18,887.04-26,068.50-10,933.92

Finding the Fourth Proportional to 18,887.04, 26,068.50 and 10,933.92

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Solution

The fourth proportional to 18,887.04, 26,068.50 and 10,933.92 is: 15,091.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,887.04 : 26,068.50 = 10,933.92 : x
  2. Step 2: Convert to fraction form
    18,887.04/26,068.50 = 10,933.92/x
  3. Step 3: Cross multiply
    18,887.04x = 26,068.50 × 10,933.92
  4. Step 4: Simplify right side
    18,887.04x = 285,030,893.52
  5. Step 5: Solve for x
    x = 285,030,893.52/18,887.04
  6. Step 6: Final answer
    x = 15,091.35

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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.