Home / 18,140.24-27,152.03-12,264.50

Finding the Fourth Proportional to 18,140.24, 27,152.03 and 12,264.50

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Solution

The fourth proportional to 18,140.24, 27,152.03 and 12,264.50 is: 18,357.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140.24 : 27,152.03 = 12,264.50 : x
  2. Step 2: Convert to fraction form
    18,140.24/27,152.03 = 12,264.50/x
  3. Step 3: Cross multiply
    18,140.24x = 27,152.03 × 12,264.50
  4. Step 4: Simplify right side
    18,140.24x = 333,005,966.84
  5. Step 5: Solve for x
    x = 333,005,966.84/18,140.24
  6. Step 6: Final answer
    x = 18,357.31

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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.