Home / 18,752.10-25,867.66-12,030.24

Finding the Fourth Proportional to 18,752.10, 25,867.66 and 12,030.24

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Solution

The fourth proportional to 18,752.10, 25,867.66 and 12,030.24 is: 16,595.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,752.10 : 25,867.66 = 12,030.24 : x
  2. Step 2: Convert to fraction form
    18,752.10/25,867.66 = 12,030.24/x
  3. Step 3: Cross multiply
    18,752.10x = 25,867.66 × 12,030.24
  4. Step 4: Simplify right side
    18,752.10x = 311,194,158.04
  5. Step 5: Solve for x
    x = 311,194,158.04/18,752.10
  6. Step 6: Final answer
    x = 16,595.16

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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.