Home / 19,159.07-26,439.26-10,775.57

Finding the Fourth Proportional to 19,159.07, 26,439.26 and 10,775.57

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Solution

The fourth proportional to 19,159.07, 26,439.26 and 10,775.57 is: 14,870.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159.07 : 26,439.26 = 10,775.57 : x
  2. Step 2: Convert to fraction form
    19,159.07/26,439.26 = 10,775.57/x
  3. Step 3: Cross multiply
    19,159.07x = 26,439.26 × 10,775.57
  4. Step 4: Simplify right side
    19,159.07x = 284,898,189.92
  5. Step 5: Solve for x
    x = 284,898,189.92/19,159.07
  6. Step 6: Final answer
    x = 14,870.15

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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.