Home / 18,368.10-25,347.33-12,076.02

Finding the Fourth Proportional to 18,368.10, 25,347.33 and 12,076.02

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Solution

The fourth proportional to 18,368.10, 25,347.33 and 12,076.02 is: 16,664.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,368.10 : 25,347.33 = 12,076.02 : x
  2. Step 2: Convert to fraction form
    18,368.10/25,347.33 = 12,076.02/x
  3. Step 3: Cross multiply
    18,368.10x = 25,347.33 × 12,076.02
  4. Step 4: Simplify right side
    18,368.10x = 306,094,864.03
  5. Step 5: Solve for x
    x = 306,094,864.03/18,368.10
  6. Step 6: Final answer
    x = 16,664.48

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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.