Home / 18,312.06-25,271.61-11,595.24

Finding the Fourth Proportional to 18,312.06, 25,271.61 and 11,595.24

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Solution

The fourth proportional to 18,312.06, 25,271.61 and 11,595.24 is: 16,002.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,312.06 : 25,271.61 = 11,595.24 : x
  2. Step 2: Convert to fraction form
    18,312.06/25,271.61 = 11,595.24/x
  3. Step 3: Cross multiply
    18,312.06x = 25,271.61 × 11,595.24
  4. Step 4: Simplify right side
    18,312.06x = 293,030,383.14
  5. Step 5: Solve for x
    x = 293,030,383.14/18,312.06
  6. Step 6: Final answer
    x = 16,002.04

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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.