Home / 11,036.31-15,219.67-7,050.50

Finding the Fourth Proportional to 11,036.31, 15,219.67 and 7,050.50

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Solution

The fourth proportional to 11,036.31, 15,219.67 and 7,050.50 is: 9,723.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,036.31 : 15,219.67 = 7,050.50 : x
  2. Step 2: Convert to fraction form
    11,036.31/15,219.67 = 7,050.50/x
  3. Step 3: Cross multiply
    11,036.31x = 15,219.67 × 7,050.50
  4. Step 4: Simplify right side
    11,036.31x = 107,306,248.08
  5. Step 5: Solve for x
    x = 107,306,248.08/11,036.31
  6. Step 6: Final answer
    x = 9,723.02

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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.