Home / 19,029.20-26,259.75-10,531.69

Finding the Fourth Proportional to 19,029.20, 26,259.75 and 10,531.69

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Solution

The fourth proportional to 19,029.20, 26,259.75 and 10,531.69 is: 14,533.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,029.20 : 26,259.75 = 10,531.69 : x
  2. Step 2: Convert to fraction form
    19,029.20/26,259.75 = 10,531.69/x
  3. Step 3: Cross multiply
    19,029.20x = 26,259.75 × 10,531.69
  4. Step 4: Simplify right side
    19,029.20x = 276,559,480.83
  5. Step 5: Solve for x
    x = 276,559,480.83/19,029.20
  6. Step 6: Final answer
    x = 14,533.43

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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.