Home / 16,666.40-25,000.89-5,573.14

Finding the Fourth Proportional to 16,666.40, 25,000.89 and 5,573.14

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Solution

The fourth proportional to 16,666.40, 25,000.89 and 5,573.14 is: 8,360.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,666.40 : 25,000.89 = 5,573.14 : x
  2. Step 2: Convert to fraction form
    16,666.40/25,000.89 = 5,573.14/x
  3. Step 3: Cross multiply
    16,666.40x = 25,000.89 × 5,573.14
  4. Step 4: Simplify right side
    16,666.40x = 139,333,460.09
  5. Step 5: Solve for x
    x = 139,333,460.09/16,666.40
  6. Step 6: Final answer
    x = 8,360.14

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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.