Home / 19,020.48-28,529.28-5,876.16

Finding the Fourth Proportional to 19,020.48, 28,529.28 and 5,876.16

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Solution

The fourth proportional to 19,020.48, 28,529.28 and 5,876.16 is: 8,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020.48 : 28,529.28 = 5,876.16 : x
  2. Step 2: Convert to fraction form
    19,020.48/28,529.28 = 5,876.16/x
  3. Step 3: Cross multiply
    19,020.48x = 28,529.28 × 5,876.16
  4. Step 4: Simplify right side
    19,020.48x = 167,642,613.96
  5. Step 5: Solve for x
    x = 167,642,613.96/19,020.48
  6. Step 6: Final answer
    x = 8,813.80

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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.