Home / 19,353.24-26,703.18-12,288.60

Finding the Fourth Proportional to 19,353.24, 26,703.18 and 12,288.60

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Solution

The fourth proportional to 19,353.24, 26,703.18 and 12,288.60 is: 16,955.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.24 : 26,703.18 = 12,288.60 : x
  2. Step 2: Convert to fraction form
    19,353.24/26,703.18 = 12,288.60/x
  3. Step 3: Cross multiply
    19,353.24x = 26,703.18 × 12,288.60
  4. Step 4: Simplify right side
    19,353.24x = 328,144,697.75
  5. Step 5: Solve for x
    x = 328,144,697.75/19,353.24
  6. Step 6: Final answer
    x = 16,955.54

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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.