Home / 19,030.52-26,245.98-11,475.20

Finding the Fourth Proportional to 19,030.52, 26,245.98 and 11,475.20

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Solution

The fourth proportional to 19,030.52, 26,245.98 and 11,475.20 is: 15,826.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.52 : 26,245.98 = 11,475.20 : x
  2. Step 2: Convert to fraction form
    19,030.52/26,245.98 = 11,475.20/x
  3. Step 3: Cross multiply
    19,030.52x = 26,245.98 × 11,475.20
  4. Step 4: Simplify right side
    19,030.52x = 301,177,869.70
  5. Step 5: Solve for x
    x = 301,177,869.70/19,030.52
  6. Step 6: Final answer
    x = 15,826.05

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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.