Home / 30,012.54-45,047.06-15,232.07

Finding the Fourth Proportional to 30,012.54, 45,047.06 and 15,232.07

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Solution

The fourth proportional to 30,012.54, 45,047.06 and 15,232.07 is: 22,862.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,012.54 : 45,047.06 = 15,232.07 : x
  2. Step 2: Convert to fraction form
    30,012.54/45,047.06 = 15,232.07/x
  3. Step 3: Cross multiply
    30,012.54x = 45,047.06 × 15,232.07
  4. Step 4: Simplify right side
    30,012.54x = 686,159,669.82
  5. Step 5: Solve for x
    x = 686,159,669.82/30,012.54
  6. Step 6: Final answer
    x = 22,862.43

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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.