Home / 19,028.65-26,259.50-10,645.15

Finding the Fourth Proportional to 19,028.65, 26,259.50 and 10,645.15

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Solution

The fourth proportional to 19,028.65, 26,259.50 and 10,645.15 is: 14,690.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028.65 : 26,259.50 = 10,645.15 : x
  2. Step 2: Convert to fraction form
    19,028.65/26,259.50 = 10,645.15/x
  3. Step 3: Cross multiply
    19,028.65x = 26,259.50 × 10,645.15
  4. Step 4: Simplify right side
    19,028.65x = 279,536,316.43
  5. Step 5: Solve for x
    x = 279,536,316.43/19,028.65
  6. Step 6: Final answer
    x = 14,690.29

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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.