Home / 14,018.33-21,030.87-5,253.32

Finding the Fourth Proportional to 14,018.33, 21,030.87 and 5,253.32

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Solution

The fourth proportional to 14,018.33, 21,030.87 and 5,253.32 is: 7,881.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.33 : 21,030.87 = 5,253.32 : x
  2. Step 2: Convert to fraction form
    14,018.33/21,030.87 = 5,253.32/x
  3. Step 3: Cross multiply
    14,018.33x = 21,030.87 × 5,253.32
  4. Step 4: Simplify right side
    14,018.33x = 110,481,889.99
  5. Step 5: Solve for x
    x = 110,481,889.99/14,018.33
  6. Step 6: Final answer
    x = 7,881.24

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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.