Home / 19,259.26-28,869.06-9,386.32

Finding the Fourth Proportional to 19,259.26, 28,869.06 and 9,386.32

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Solution

The fourth proportional to 19,259.26, 28,869.06 and 9,386.32 is: 14,069.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,259.26 : 28,869.06 = 9,386.32 : x
  2. Step 2: Convert to fraction form
    19,259.26/28,869.06 = 9,386.32/x
  3. Step 3: Cross multiply
    19,259.26x = 28,869.06 × 9,386.32
  4. Step 4: Simplify right side
    19,259.26x = 270,974,186.55
  5. Step 5: Solve for x
    x = 270,974,186.55/19,259.26
  6. Step 6: Final answer
    x = 14,069.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.