Home / 22,851.36-31,548.64-14,907.36

Finding the Fourth Proportional to 22,851.36, 31,548.64 and 14,907.36

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Solution

The fourth proportional to 22,851.36, 31,548.64 and 14,907.36 is: 20,581.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,851.36 : 31,548.64 = 14,907.36 : x
  2. Step 2: Convert to fraction form
    22,851.36/31,548.64 = 14,907.36/x
  3. Step 3: Cross multiply
    22,851.36x = 31,548.64 × 14,907.36
  4. Step 4: Simplify right side
    22,851.36x = 470,306,933.99
  5. Step 5: Solve for x
    x = 470,306,933.99/22,851.36
  6. Step 6: Final answer
    x = 20,581.14

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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.