Home / 19,029.25-28,535.59-9,036.87

Finding the Fourth Proportional to 19,029.25, 28,535.59 and 9,036.87

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Solution

The fourth proportional to 19,029.25, 28,535.59 and 9,036.87 is: 13,551.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,029.25 : 28,535.59 = 9,036.87 : x
  2. Step 2: Convert to fraction form
    19,029.25/28,535.59 = 9,036.87/x
  3. Step 3: Cross multiply
    19,029.25x = 28,535.59 × 9,036.87
  4. Step 4: Simplify right side
    19,029.25x = 257,872,417.20
  5. Step 5: Solve for x
    x = 257,872,417.20/19,029.25
  6. Step 6: Final answer
    x = 13,551.37

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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.