Home / 19,251-26,566.38-10,867.50

Finding the Fourth Proportional to 19,251, 26,566.38 and 10,867.50

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Solution

The fourth proportional to 19,251, 26,566.38 and 10,867.50 is: 14,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251 : 26,566.38 = 10,867.50 : x
  2. Step 2: Convert to fraction form
    19,251/26,566.38 = 10,867.50/x
  3. Step 3: Cross multiply
    19,251x = 26,566.38 × 10,867.50
  4. Step 4: Simplify right side
    19,251x = 288,710,134.65
  5. Step 5: Solve for x
    x = 288,710,134.65/19,251
  6. Step 6: Final answer
    x = 14,997.15

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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.