Home / 19,067.71-28,590.02-8,535.77

Finding the Fourth Proportional to 19,067.71, 28,590.02 and 8,535.77

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Solution

The fourth proportional to 19,067.71, 28,590.02 and 8,535.77 is: 12,798.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.71 : 28,590.02 = 8,535.77 : x
  2. Step 2: Convert to fraction form
    19,067.71/28,590.02 = 8,535.77/x
  3. Step 3: Cross multiply
    19,067.71x = 28,590.02 × 8,535.77
  4. Step 4: Simplify right side
    19,067.71x = 244,037,835.02
  5. Step 5: Solve for x
    x = 244,037,835.02/19,067.71
  6. Step 6: Final answer
    x = 12,798.49

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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.