Home / 19,055.91-28,586.30-5,909.07

Finding the Fourth Proportional to 19,055.91, 28,586.30 and 5,909.07

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Solution

The fourth proportional to 19,055.91, 28,586.30 and 5,909.07 is: 8,864.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.91 : 28,586.30 = 5,909.07 : x
  2. Step 2: Convert to fraction form
    19,055.91/28,586.30 = 5,909.07/x
  3. Step 3: Cross multiply
    19,055.91x = 28,586.30 × 5,909.07
  4. Step 4: Simplify right side
    19,055.91x = 168,918,418.20
  5. Step 5: Solve for x
    x = 168,918,418.20/19,055.91
  6. Step 6: Final answer
    x = 8,864.36

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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.