Home / 18,822.99-28,225.54-10,927.93

Finding the Fourth Proportional to 18,822.99, 28,225.54 and 10,927.93

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Solution

The fourth proportional to 18,822.99, 28,225.54 and 10,927.93 is: 16,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,822.99 : 28,225.54 = 10,927.93 : x
  2. Step 2: Convert to fraction form
    18,822.99/28,225.54 = 10,927.93/x
  3. Step 3: Cross multiply
    18,822.99x = 28,225.54 × 10,927.93
  4. Step 4: Simplify right side
    18,822.99x = 308,446,725.33
  5. Step 5: Solve for x
    x = 308,446,725.33/18,822.99
  6. Step 6: Final answer
    x = 16,386.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.