Home / 19,050.91-28,587.17-10,285.63

Finding the Fourth Proportional to 19,050.91, 28,587.17 and 10,285.63

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Solution

The fourth proportional to 19,050.91, 28,587.17 and 10,285.63 is: 15,434.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.91 : 28,587.17 = 10,285.63 : x
  2. Step 2: Convert to fraction form
    19,050.91/28,587.17 = 10,285.63/x
  3. Step 3: Cross multiply
    19,050.91x = 28,587.17 × 10,285.63
  4. Step 4: Simplify right side
    19,050.91x = 294,037,001.94
  5. Step 5: Solve for x
    x = 294,037,001.94/19,050.91
  6. Step 6: Final answer
    x = 15,434.28

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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.