Home / 17,826.40-26,737.56-4,679.80

Finding the Fourth Proportional to 17,826.40, 26,737.56 and 4,679.80

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Solution

The fourth proportional to 17,826.40, 26,737.56 and 4,679.80 is: 7,019.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,826.40 : 26,737.56 = 4,679.80 : x
  2. Step 2: Convert to fraction form
    17,826.40/26,737.56 = 4,679.80/x
  3. Step 3: Cross multiply
    17,826.40x = 26,737.56 × 4,679.80
  4. Step 4: Simplify right side
    17,826.40x = 125,126,421.90
  5. Step 5: Solve for x
    x = 125,126,421.90/17,826.40
  6. Step 6: Final answer
    x = 7,019.16

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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.